12821618608

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{601}}^1\times {\mathrm{70177}}^1$

素因数の和:70805

約数の個数: 40

約数和(自身を含む): 26193236720

約数和(自身を除く): 13371618112

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 601, 1202, 2404, 4808, 9616, 11419, 22838, 45676, 70177, 91352, 140354, 182704, 280708, 561416, 1122832, 1333363, 2666726, 5333452, 10666904, 21333808, 42176377, 84352754, 168705508, 337411016, 674822032, 801351163, 1602702326, 3205404652, 6410809304, 12821618608]

約数ペア:

[(1, 12821618608), (2, 6410809304), (4, 3205404652), (8, 1602702326), (16, 801351163), (19, 674822032), (38, 337411016), (76, 168705508), (152, 84352754), (304, 42176377), (601, 21333808), (1202, 10666904), (2404, 5333452), (4808, 2666726), (9616, 1333363), (11419, 1122832), (22838, 561416), (45676, 280708), (70177, 182704), (91352, 140354)]