20516643839

素因数分解:

${\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{18979319}}^1$

素因数の和:18979389

約数の個数: 8

約数和(自身を含む): 21864176640

約数和(自身を除く): 1347532801

約数列:

[1, 23, 47, 1081, 18979319, 436524337, 892027993, 20516643839]

約数ペア:

[(1, 20516643839), (23, 892027993), (47, 436524337), (1081, 18979319)]