20044921

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{6977}}^1$

素因数の和:7020

約数の個数: 12

約数和(自身を含む): 22985532

約数和(自身を除く): 2940611

約数列:

[1, 13, 17, 169, 221, 2873, 6977, 90701, 118609, 1179113, 1541917, 20044921]

約数ペア:

[(1, 20044921), (13, 1541917), (17, 1179113), (169, 118609), (221, 90701), (2873, 6977)]