20532617

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{157}}^2$

素因数の和:345

約数の個数: 18

約数和(自身を含む): 25451982

約数和(自身を除く): 4919365

約数列:

[1, 7, 17, 49, 119, 157, 833, 1099, 2669, 7693, 18683, 24649, 130781, 172543, 419033, 1207801, 2933231, 20532617]

約数ペア:

[(1, 20532617), (7, 2933231), (17, 1207801), (49, 419033), (119, 172543), (157, 130781), (833, 24649), (1099, 18683), (2669, 7693)]