18489814

素因数分解:

$2^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{12343}}^1$

素因数の和:12459

約数の個数: 16

約数和(自身を含む): 31995648

約数和(自身を除く): 13505834

約数列:

[1, 2, 7, 14, 107, 214, 749, 1498, 12343, 24686, 86401, 172802, 1320701, 2641402, 9244907, 18489814]

約数ペア:

[(1, 18489814), (2, 9244907), (7, 2641402), (14, 1320701), (107, 172802), (214, 86401), (749, 24686), (1498, 12343)]