20561610613

素因数分解:

${\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{823}}^1\times {\mathrm{4241}}^1$

素因数の和:5244

約数の個数: 16

約数和(自身を含む): 21224117376

約数和(自身を除く): 662506763

約数列:

[1, 43, 137, 823, 4241, 5891, 35389, 112751, 182363, 581017, 3490343, 4848293, 24983731, 150084749, 478176991, 20561610613]

約数ペア:

[(1, 20561610613), (43, 478176991), (137, 150084749), (823, 24983731), (4241, 4848293), (5891, 3490343), (35389, 581017), (112751, 182363)]