20017251

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{16001}}^1$

素因数の和:16146

約数の個数: 12

約数和(自身を含む): 29123640

約数和(自身を除く): 9106389

約数列:

[1, 3, 9, 139, 417, 1251, 16001, 48003, 144009, 2224139, 6672417, 20017251]

約数ペア:

[(1, 20017251), (3, 6672417), (9, 2224139), (139, 144009), (417, 48003), (1251, 16001)]