20100321892

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1456123}}^1$

素因数の和:1456180

約数の個数: 48

約数和(自身を含む): 44033189760

約数和(自身を除く): 23932867868

約数列:

[1, 2, 4, 7, 14, 17, 28, 29, 34, 58, 68, 116, 119, 203, 238, 406, 476, 493, 812, 986, 1972, 3451, 6902, 13804, 1456123, 2912246, 5824492, 10192861, 20385722, 24754091, 40771444, 42227567, 49508182, 84455134, 99016364, 168910268, 173278637, 295592969, 346557274, 591185938, 693114548, 717868639, 1182371876, 1435737278, 2871474556, 5025080473, 10050160946, 20100321892]

約数ペア:

[(1, 20100321892), (2, 10050160946), (4, 5025080473), (7, 2871474556), (14, 1435737278), (17, 1182371876), (28, 717868639), (29, 693114548), (34, 591185938), (58, 346557274), (68, 295592969), (116, 173278637), (119, 168910268), (203, 99016364), (238, 84455134), (406, 49508182), (476, 42227567), (493, 40771444), (812, 24754091), (986, 20385722), (1972, 10192861), (3451, 5824492), (6902, 2912246), (13804, 1456123)]