20161821329

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{81626807}}^1$

素因数の和:81626839

約数の個数: 8

約数和(自身を含む): 22855506240

約数和(自身を除く): 2693684911

約数列:

[1, 13, 19, 247, 81626807, 1061148491, 1550909333, 20161821329]

約数ペア:

[(1, 20161821329), (13, 1550909333), (19, 1061148491), (247, 81626807)]