20512890837

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{99096091}}^1$

素因数の和:99096120

約数の個数: 12

約数和(自身を含む): 30917980704

約数和(自身を除く): 10405089867

約数列:

[1, 3, 9, 23, 69, 207, 99096091, 297288273, 891864819, 2279210093, 6837630279, 20512890837]

約数ペア:

[(1, 20512890837), (3, 6837630279), (9, 2279210093), (23, 891864819), (69, 297288273), (207, 99096091)]