20578313522

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{2963}}^1$

素因数の和:3219

約数の個数: 64

約数和(自身を含む): 35195247360

約数和(自身を除く): 14616933838

約数列:

[1, 2, 13, 26, 29, 58, 61, 122, 151, 302, 377, 754, 793, 1586, 1769, 1963, 2963, 3538, 3926, 4379, 5926, 8758, 9211, 18422, 22997, 38519, 45994, 56927, 77038, 85927, 113854, 119743, 171854, 180743, 239486, 267119, 361486, 447413, 534238, 894826, 1117051, 2234102, 2349659, 3472547, 4699318, 5241547, 5816369, 6945094, 10483094, 11632738, 12974977, 25949954, 27292193, 54584386, 68140111, 136280222, 168674701, 337349402, 354798509, 709597018, 791473597, 1582947194, 10289156761, 20578313522]

約数ペア:

[(1, 20578313522), (2, 10289156761), (13, 1582947194), (26, 791473597), (29, 709597018), (58, 354798509), (61, 337349402), (122, 168674701), (151, 136280222), (302, 68140111), (377, 54584386), (754, 27292193), (793, 25949954), (1586, 12974977), (1769, 11632738), (1963, 10483094), (2963, 6945094), (3538, 5816369), (3926, 5241547), (4379, 4699318), (5926, 3472547), (8758, 2349659), (9211, 2234102), (18422, 1117051), (22997, 894826), (38519, 534238), (45994, 447413), (56927, 361486), (77038, 267119), (85927, 239486), (113854, 180743), (119743, 171854)]