19281145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{17449}}^1$

素因数の和:17484

約数の個数: 16

約数和(自身を含む): 26384400

約数和(自身を除く): 7103255

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 17449, 87245, 226837, 296633, 1134185, 1483165, 3856229, 19281145]

約数ペア:

[(1, 19281145), (5, 3856229), (13, 1483165), (17, 1134185), (65, 296633), (85, 226837), (221, 87245), (1105, 17449)]