20525331463

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2953}}^1\times {\mathrm{4493}}^1$

素因数の和:7483

約数の個数: 32

約数和(自身を含む): 26762956416

約数和(自身を除く): 6237624953

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 2953, 4493, 20671, 31451, 38389, 50201, 58409, 76381, 268723, 351407, 408863, 534667, 652613, 992953, 4568291, 6950671, 13267829, 92874803, 172481777, 225553093, 1207372439, 1578871651, 2932190209, 20525331463]

約数ペア:

[(1, 20525331463), (7, 2932190209), (13, 1578871651), (17, 1207372439), (91, 225553093), (119, 172481777), (221, 92874803), (1547, 13267829), (2953, 6950671), (4493, 4568291), (20671, 992953), (31451, 652613), (38389, 534667), (50201, 408863), (58409, 351407), (76381, 268723)]