20348424081

素因数分解:

$3^2\times {\mathrm{4493}}^1\times {\mathrm{503213}}^1$

素因数の和:507712

約数の個数: 12

約数和(自身を含む): 29398768308

約数和(自身を除く): 9050344227

約数列:

[1, 3, 9, 4493, 13479, 40437, 503213, 1509639, 4528917, 2260936009, 6782808027, 20348424081]

約数ペア:

[(1, 20348424081), (3, 6782808027), (9, 2260936009), (4493, 4528917), (13479, 1509639), (40437, 503213)]