20490612

素因数分解:

$2^2\times 3^1\times {\mathrm{1707551}}^1$

素因数の和:1707558

約数の個数: 12

約数和(自身を含む): 47811456

約数和(自身を除く): 27320844

約数列:

[1, 2, 3, 4, 6, 12, 1707551, 3415102, 5122653, 6830204, 10245306, 20490612]

約数ペア:

[(1, 20490612), (2, 10245306), (3, 6830204), (4, 5122653), (6, 3415102), (12, 1707551)]