18127911

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1\times {\mathrm{239}}^1$

素因数の和:566

約数の個数: 16

約数和(自身を含む): 24583680

約数和(自身を除く): 6455769

約数列:

[1, 3, 131, 193, 239, 393, 579, 717, 25283, 31309, 46127, 75849, 93927, 138381, 6042637, 18127911]

約数ペア:

[(1, 18127911), (3, 6042637), (131, 138381), (193, 93927), (239, 75849), (393, 46127), (579, 31309), (717, 25283)]