2018342180

素因数分解:

$2^2\times 5^1\times {\mathrm{100917109}}^1$

素因数の和:100917118

約数の個数: 12

約数和(自身を含む): 4238518620

約数和(自身を除く): 2220176440

約数列:

[1, 2, 4, 5, 10, 20, 100917109, 201834218, 403668436, 504585545, 1009171090, 2018342180]

約数ペア:

[(1, 2018342180), (2, 1009171090), (4, 504585545), (5, 403668436), (10, 201834218), (20, 100917109)]