20121388324

素因数分解:

$2^2\times {\mathrm{147211}}^1\times {\mathrm{34171}}^1$

素因数の和:181386

約数の個数: 12

約数和(自身を含む): 35213699248

約数和(自身を除く): 15092310924

約数列:

[1, 2, 4, 34171, 68342, 136684, 147211, 294422, 588844, 5030347081, 10060694162, 20121388324]

約数ペア:

[(1, 20121388324), (2, 10060694162), (4, 5030347081), (34171, 588844), (68342, 294422), (136684, 147211)]