20329122980

素因数分解:

$2^2\times 5^1\times {\mathrm{1016456149}}^1$

素因数の和:1016456158

約数の個数: 12

約数和(自身を含む): 42691158300

約数和(自身を除く): 22362035320

約数列:

[1, 2, 4, 5, 10, 20, 1016456149, 2032912298, 4065824596, 5082280745, 10164561490, 20329122980]

約数ペア:

[(1, 20329122980), (2, 10164561490), (4, 5082280745), (5, 4065824596), (10, 2032912298), (20, 1016456149)]