20122828804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{320611}}^1$

素因数の和:320716

約数の個数: 48

約数和(自身を含む): 40720288896

約数和(自身を除く): 20597460092

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 71, 142, 221, 284, 442, 884, 923, 1207, 1846, 2414, 3692, 4828, 15691, 31382, 62764, 320611, 641222, 1282444, 4167943, 5450387, 8335886, 10900774, 16671772, 21801548, 22763381, 45526762, 70855031, 91053524, 141710062, 283420124, 295923953, 386977477, 591847906, 773954954, 1183695812, 1547909908, 5030707201, 10061414402, 20122828804]

約数ペア:

[(1, 20122828804), (2, 10061414402), (4, 5030707201), (13, 1547909908), (17, 1183695812), (26, 773954954), (34, 591847906), (52, 386977477), (68, 295923953), (71, 283420124), (142, 141710062), (221, 91053524), (284, 70855031), (442, 45526762), (884, 22763381), (923, 21801548), (1207, 16671772), (1846, 10900774), (2414, 8335886), (3692, 5450387), (4828, 4167943), (15691, 1282444), (31382, 641222), (62764, 320611)]