18423430

素因数分解:

$2^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{4397}}^1$

素因数の和:4823

約数の個数: 16

約数和(自身を含む): 33248880

約数和(自身を除く): 14825450

約数列:

[1, 2, 5, 10, 419, 838, 2095, 4190, 4397, 8794, 21985, 43970, 1842343, 3684686, 9211715, 18423430]

約数ペア:

[(1, 18423430), (2, 9211715), (5, 3684686), (10, 1842343), (419, 43970), (838, 21985), (2095, 8794), (4190, 4397)]