19405639

素因数分解:

${\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:390

約数の個数: 16

約数和(自身を含む): 21726720

約数和(自身を除く): 2321081

約数列:

[1, 11, 79, 137, 163, 869, 1507, 1793, 10823, 12877, 22331, 119053, 141647, 245641, 1764149, 19405639]

約数ペア:

[(1, 19405639), (11, 1764149), (79, 245641), (137, 141647), (163, 119053), (869, 22331), (1507, 12877), (1793, 10823)]