18397145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{16649}}^1$

素因数の和:16684

約数の個数: 16

約数和(自身を含む): 25174800

約数和(自身を除く): 6777655

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 16649, 83245, 216437, 283033, 1082185, 1415165, 3679429, 18397145]

約数ペア:

[(1, 18397145), (5, 3679429), (13, 1415165), (17, 1082185), (65, 283033), (85, 216437), (221, 83245), (1105, 16649)]