18657266

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{1187}}^1$

素因数の和:1489

約数の個数: 16

約数和(自身を含む): 29082240

約数和(自身を除く): 10424974

約数列:

[1, 2, 29, 58, 271, 542, 1187, 2374, 7859, 15718, 34423, 68846, 321677, 643354, 9328633, 18657266]

約数ペア:

[(1, 18657266), (2, 9328633), (29, 643354), (58, 321677), (271, 68846), (542, 34423), (1187, 15718), (2374, 7859)]