Divisor function

Rarity: Uncommon

A topic a little better known than average, read and translated beyond its own country.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

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Notion

Domain

Science and technology

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What Wikipedia says

In mathematics, and specifically in number theory, a divisor function is an arithmetic function related to the divisors of an integer. When referred to as the divisor function, it counts the number of divisors of an integer (including 1 and the number itself).

Excerpt from the Wikipedia article “Divisor function”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Linas, CC BY-SA 3.0, via Wikimedia Commons.