20851566359

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4965841}}^1$

素因数の和:4965890

約数の個数: 16

約数和(自身を含む): 25027843680

約数和(自身を除く): 4176277321

約数列:

[1, 13, 17, 19, 221, 247, 323, 4199, 4965841, 64555933, 84419297, 94350979, 1097450861, 1226562727, 1603966643, 20851566359]

約数ペア:

[(1, 20851566359), (13, 1603966643), (17, 1226562727), (19, 1097450861), (221, 94350979), (247, 84419297), (323, 64555933), (4199, 4965841)]