20541287

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2267}}^1$

素因数の和:2338

約数の個数: 16

約数和(自身を含む): 24004512

約数和(自身を除く): 3463225

約数列:

[1, 13, 17, 41, 221, 533, 697, 2267, 9061, 29471, 38539, 92947, 501007, 1208311, 1580099, 20541287]

約数ペア:

[(1, 20541287), (13, 1580099), (17, 1208311), (41, 501007), (221, 92947), (533, 38539), (697, 29471), (2267, 9061)]