20649291242

素因数分解:

$2^1\times {\mathrm{181}}^1\times {\mathrm{419}}^1\times {\mathrm{136139}}^1$

素因数の和:136741

約数の個数: 16

約数和(自身を含む): 31219624800

約数和(自身を除く): 10570333558

約数列:

[1, 2, 181, 362, 419, 838, 75839, 136139, 151678, 272278, 24641159, 49282318, 57042241, 114084482, 10324645621, 20649291242]

約数ペア:

[(1, 20649291242), (2, 10324645621), (181, 114084482), (362, 57042241), (419, 49282318), (838, 24641159), (75839, 272278), (136139, 151678)]