18489218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{2341}}^1$

素因数の和:2713

約数の個数: 16

約数和(自身を含む): 30352320

約数和(自身を除く): 11863102

約数列:

[1, 2, 11, 22, 359, 718, 2341, 3949, 4682, 7898, 25751, 51502, 840419, 1680838, 9244609, 18489218]

約数ペア:

[(1, 18489218), (2, 9244609), (11, 1680838), (22, 840419), (359, 51502), (718, 25751), (2341, 7898), (3949, 4682)]