20008711377

素因数分解:

$3^2\times {\mathrm{1621}}^1\times {\mathrm{1371493}}^1$

素因数の和:1373120

約数の個数: 12

約数和(自身を含む): 28919322484

約数和(自身を除く): 8910611107

約数列:

[1, 3, 9, 1621, 4863, 14589, 1371493, 4114479, 12343437, 2223190153, 6669570459, 20008711377]

約数ペア:

[(1, 20008711377), (3, 6669570459), (9, 2223190153), (1621, 12343437), (4863, 4114479), (14589, 1371493)]