18843238

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1\times {\mathrm{499}}^1$

素因数の和:819

約数の個数: 16

約数和(自身を含む): 28800000

約数和(自身を除く): 9956762

約数列:

[1, 2, 79, 158, 239, 478, 499, 998, 18881, 37762, 39421, 78842, 119261, 238522, 9421619, 18843238]

約数ペア:

[(1, 18843238), (2, 9421619), (79, 238522), (158, 119261), (239, 78842), (478, 39421), (499, 37762), (998, 18881)]