18330874

素因数分解:

$2^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:737

約数の個数: 16

約数和(自身を含む): 27945000

約数和(自身を除く): 9614126

約数列:

[1, 2, 137, 149, 274, 298, 449, 898, 20413, 40826, 61513, 66901, 123026, 133802, 9165437, 18330874]

約数ペア:

[(1, 18330874), (2, 9165437), (137, 133802), (149, 123026), (274, 66901), (298, 61513), (449, 40826), (898, 20413)]