20131882180

素因数分解:

$2^2\times 5^1\times {\mathrm{2459}}^1\times {\mathrm{409351}}^1$

素因数の和:411819

約数の個数: 24

約数和(自身を含む): 42294248640

約数和(自身を除く): 22162366460

約数列:

[1, 2, 4, 5, 10, 20, 2459, 4918, 9836, 12295, 24590, 49180, 409351, 818702, 1637404, 2046755, 4093510, 8187020, 1006594109, 2013188218, 4026376436, 5032970545, 10065941090, 20131882180]

約数ペア:

[(1, 20131882180), (2, 10065941090), (4, 5032970545), (5, 4026376436), (10, 2013188218), (20, 1006594109), (2459, 8187020), (4918, 4093510), (9836, 2046755), (12295, 1637404), (24590, 818702), (49180, 409351)]