20180043

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{57493}}^1$

素因数の和:57515

約数の個数: 16

約数和(自身を含む): 32196640

約数和(自身を除く): 12016597

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 57493, 172479, 517437, 747409, 1552311, 2242227, 6726681, 20180043]

約数ペア:

[(1, 20180043), (3, 6726681), (9, 2242227), (13, 1552311), (27, 747409), (39, 517437), (117, 172479), (351, 57493)]