20344521608

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{15601627}}^1$

素因数の和:15601796

約数の個数: 16

約数和(自身を含む): 38380004880

約数和(自身を除く): 18035483272

約数列:

[1, 2, 4, 8, 163, 326, 652, 1304, 15601627, 31203254, 62406508, 124813016, 2543065201, 5086130402, 10172260804, 20344521608]

約数ペア:

[(1, 20344521608), (2, 10172260804), (4, 5086130402), (8, 2543065201), (163, 124813016), (326, 62406508), (652, 31203254), (1304, 15601627)]