20425197

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{2287}}^1$

素因数の和:2532

約数の個数: 16

約数和(自身を含む): 29469440

約数和(自身を除く): 9044243

約数列:

[1, 3, 13, 39, 229, 687, 2287, 2977, 6861, 8931, 29731, 89193, 523723, 1571169, 6808399, 20425197]

約数ペア:

[(1, 20425197), (3, 6808399), (13, 1571169), (39, 523723), (229, 89193), (687, 29731), (2287, 8931), (2977, 6861)]