20512800932

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{4993379}}^1$

素因数の和:4993475

約数の個数: 24

約数和(自身を含む): 39148099200

約数和(自身を除く): 18635298268

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 4993379, 9986758, 19973516, 64913927, 129827854, 259655708, 394476941, 788953882, 1577907764, 5128200233, 10256400466, 20512800932]

約数ペア:

[(1, 20512800932), (2, 10256400466), (4, 5128200233), (13, 1577907764), (26, 788953882), (52, 394476941), (79, 259655708), (158, 129827854), (316, 64913927), (1027, 19973516), (2054, 9986758), (4108, 4993379)]