20599692976

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1\times {\mathrm{1583}}^1$

素因数の和:1954

約数の個数: 80

約数和(自身を含む): 41577338880

約数和(自身を除く): 20977645904

約数列:

[1, 2, 4, 8, 16, 41, 82, 83, 164, 166, 239, 328, 332, 478, 656, 664, 956, 1328, 1583, 1912, 3166, 3403, 3824, 6332, 6806, 9799, 12664, 13612, 19598, 19837, 25328, 27224, 39196, 39674, 54448, 64903, 78392, 79348, 129806, 131389, 156784, 158696, 259612, 262778, 317392, 378337, 519224, 525556, 756674, 813317, 1038448, 1051112, 1513348, 1626634, 2102224, 3026696, 3253268, 5386949, 6053392, 6506536, 10773898, 13013072, 15511817, 21547796, 31023634, 31401971, 43095592, 62047268, 62803942, 86191184, 124094536, 125607884, 248189072, 251215768, 502431536, 1287480811, 2574961622, 5149923244, 10299846488, 20599692976]

約数ペア:

[(1, 20599692976), (2, 10299846488), (4, 5149923244), (8, 2574961622), (16, 1287480811), (41, 502431536), (82, 251215768), (83, 248189072), (164, 125607884), (166, 124094536), (239, 86191184), (328, 62803942), (332, 62047268), (478, 43095592), (656, 31401971), (664, 31023634), (956, 21547796), (1328, 15511817), (1583, 13013072), (1912, 10773898), (3166, 6506536), (3403, 6053392), (3824, 5386949), (6332, 3253268), (6806, 3026696), (9799, 2102224), (12664, 1626634), (13612, 1513348), (19598, 1051112), (19837, 1038448), (25328, 813317), (27224, 756674), (39196, 525556), (39674, 519224), (54448, 378337), (64903, 317392), (78392, 262778), (79348, 259612), (129806, 158696), (131389, 156784)]