20788309635

素因数分解:

$3^1\times 5^1\times {\mathrm{1279}}^1\times {\mathrm{1083571}}^1$

素因数の和:1084858

約数の個数: 16

約数和(自身を含む): 33287331840

約数和(自身を除く): 12499022205

約数列:

[1, 3, 5, 15, 1279, 3837, 6395, 19185, 1083571, 3250713, 5417855, 16253565, 1385887309, 4157661927, 6929436545, 20788309635]

約数ペア:

[(1, 20788309635), (3, 6929436545), (5, 4157661927), (15, 1385887309), (1279, 16253565), (3837, 5417855), (6395, 3250713), (19185, 1083571)]