20158065718

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{33485159}}^1$

素因数の和:33485211

約数の個数: 16

約数和(自身を含む): 35360328960

約数和(自身を除く): 15202263242

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 33485159, 66970318, 234396113, 468792226, 1439861837, 2879723674, 10079032859, 20158065718]

約数ペア:

[(1, 20158065718), (2, 10079032859), (7, 2879723674), (14, 1439861837), (43, 468792226), (86, 234396113), (301, 66970318), (602, 33485159)]