20832565

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1109}}^1$

素因数の和:1161

約数の個数: 24

約数和(自身を含む): 28624680

約数和(自身を除く): 7792115

約数列:

[1, 5, 13, 17, 65, 85, 221, 289, 1105, 1109, 1445, 3757, 5545, 14417, 18785, 18853, 72085, 94265, 245089, 320501, 1225445, 1602505, 4166513, 20832565]

約数ペア:

[(1, 20832565), (5, 4166513), (13, 1602505), (17, 1225445), (65, 320501), (85, 245089), (221, 94265), (289, 72085), (1105, 18853), (1109, 18785), (1445, 14417), (3757, 5545)]