20168653804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{387858727}}^1$

素因数の和:387858744

約数の個数: 12

約数和(自身を含む): 38010155344

約数和(自身を除く): 17841501540

約数列:

[1, 2, 4, 13, 26, 52, 387858727, 775717454, 1551434908, 5042163451, 10084326902, 20168653804]

約数ペア:

[(1, 20168653804), (2, 10084326902), (4, 5042163451), (13, 1551434908), (26, 775717454), (52, 387858727)]