20171666207

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{757}}^1\times {\mathrm{863}}^1$

素因数の和:2039

約数の個数: 32

約数和(自身を含む): 25274363904

約数和(自身を除く): 5102697697

約数列:

[1, 7, 11, 77, 401, 757, 863, 2807, 4411, 5299, 6041, 8327, 9493, 30877, 58289, 66451, 303557, 346063, 653291, 2124899, 2422441, 3339127, 3806693, 4573037, 7186201, 23373889, 26646851, 50303407, 261969691, 1833787837, 2881666601, 20171666207]

約数ペア:

[(1, 20171666207), (7, 2881666601), (11, 1833787837), (77, 261969691), (401, 50303407), (757, 26646851), (863, 23373889), (2807, 7186201), (4411, 4573037), (5299, 3806693), (6041, 3339127), (8327, 2422441), (9493, 2124899), (30877, 653291), (58289, 346063), (66451, 303557)]