20550686

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{4733}}^1$

素因数の和:4915

約数の個数: 16

約数和(自身を含む): 33403104

約数和(自身を除く): 12852418

約数列:

[1, 2, 13, 26, 167, 334, 2171, 4342, 4733, 9466, 61529, 123058, 790411, 1580822, 10275343, 20550686]

約数ペア:

[(1, 20550686), (2, 10275343), (13, 1580822), (26, 790411), (167, 123058), (334, 61529), (2171, 9466), (4342, 4733)]