20165681776

素因数分解:

$2^4\times {\mathrm{1260355111}}^1$

素因数の和:1260355119

約数の個数: 10

約数和(自身を含む): 39071008472

約数和(自身を除く): 18905326696

約数列:

[1, 2, 4, 8, 16, 1260355111, 2520710222, 5041420444, 10082840888, 20165681776]

約数ペア:

[(1, 20165681776), (2, 10082840888), (4, 5041420444), (8, 2520710222), (16, 1260355111)]