39910018

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1\times {\mathrm{1289}}^1$

素因数の和:1541

約数の個数: 16

約数和(自身を含む): 60882840

約数和(自身を除く): 20972822

約数列:

[1, 2, 113, 137, 226, 274, 1289, 2578, 15481, 30962, 145657, 176593, 291314, 353186, 19955009, 39910018]

約数ペア:

[(1, 39910018), (2, 19955009), (113, 353186), (137, 291314), (226, 176593), (274, 145657), (1289, 30962), (2578, 15481)]