18580456

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{136621}}^1$

素因数の和:136644

約数の個数: 16

約数和(自身を含む): 36887940

約数和(自身を除く): 18307484

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 136621, 273242, 546484, 1092968, 2322557, 4645114, 9290228, 18580456]

約数ペア:

[(1, 18580456), (2, 9290228), (4, 4645114), (8, 2322557), (17, 1092968), (34, 546484), (68, 273242), (136, 136621)]