18759908

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{275881}}^1$

素因数の和:275902

約数の個数: 12

約数和(自身を含む): 34761132

約数和(自身を除く): 16001224

約数列:

[1, 2, 4, 17, 34, 68, 275881, 551762, 1103524, 4689977, 9379954, 18759908]

約数ペア:

[(1, 18759908), (2, 9379954), (4, 4689977), (17, 1103524), (34, 551762), (68, 275881)]