18485987

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{359}}^1$

素因数の和:622

約数の個数: 16

約数和(自身を含む): 21228480

約数和(自身を除く): 2742493

約数列:

[1, 13, 17, 221, 233, 359, 3029, 3961, 4667, 6103, 51493, 79339, 83647, 1087411, 1421999, 18485987]

約数ペア:

[(1, 18485987), (13, 1421999), (17, 1087411), (221, 83647), (233, 79339), (359, 51493), (3029, 6103), (3961, 4667)]