18009953

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{359}}^1$

素因数の和:616

約数の個数: 16

約数和(自身を含む): 20684160

約数和(自身を除く): 2674207

約数列:

[1, 13, 17, 221, 227, 359, 2951, 3859, 4667, 6103, 50167, 79339, 81493, 1059409, 1385381, 18009953]

約数ペア:

[(1, 18009953), (13, 1385381), (17, 1059409), (221, 81493), (227, 79339), (359, 50167), (2951, 6103), (3859, 4667)]