18716386

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{11801}}^1$

素因数の和:11877

約数の個数: 16

約数和(自身を含む): 30732408

約数和(自身を除く): 12016022

約数列:

[1, 2, 13, 26, 61, 122, 793, 1586, 11801, 23602, 153413, 306826, 719861, 1439722, 9358193, 18716386]

約数ペア:

[(1, 18716386), (2, 9358193), (13, 1439722), (26, 719861), (61, 306826), (122, 153413), (793, 23602), (1586, 11801)]