2008806521

素因数分解:

${\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{135721}}^1$

素因数の和:135800

約数の個数: 12

約数和(自身を含む): 2171823444

約数和(自身を除く): 163016923

約数列:

[1, 19, 41, 361, 779, 14801, 135721, 2578699, 5564561, 48995281, 105726659, 2008806521]

約数ペア:

[(1, 2008806521), (19, 105726659), (41, 48995281), (361, 5564561), (779, 2578699), (14801, 135721)]