18542756848

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{67493}}^1$

素因数の和:67742

約数の個数: 80

約数和(自身を含む): 44993120256

約数和(自身を除く): 26450363408

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 223, 308, 446, 616, 892, 1232, 1561, 1784, 2453, 3122, 3568, 4906, 6244, 9812, 12488, 17171, 19624, 24976, 34342, 39248, 67493, 68684, 134986, 137368, 269972, 274736, 472451, 539944, 742423, 944902, 1079888, 1484846, 1889804, 2969692, 3779608, 5196961, 5939384, 7559216, 10393922, 11878768, 15050939, 20787844, 30101878, 41575688, 60203756, 83151376, 105356573, 120407512, 165560329, 210713146, 240815024, 331120658, 421426292, 662241316, 842852584, 1158922303, 1324482632, 1685705168, 2317844606, 2648965264, 4635689212, 9271378424, 18542756848]

約数ペア:

[(1, 18542756848), (2, 9271378424), (4, 4635689212), (7, 2648965264), (8, 2317844606), (11, 1685705168), (14, 1324482632), (16, 1158922303), (22, 842852584), (28, 662241316), (44, 421426292), (56, 331120658), (77, 240815024), (88, 210713146), (112, 165560329), (154, 120407512), (176, 105356573), (223, 83151376), (308, 60203756), (446, 41575688), (616, 30101878), (892, 20787844), (1232, 15050939), (1561, 11878768), (1784, 10393922), (2453, 7559216), (3122, 5939384), (3568, 5196961), (4906, 3779608), (6244, 2969692), (9812, 1889804), (12488, 1484846), (17171, 1079888), (19624, 944902), (24976, 742423), (34342, 539944), (39248, 472451), (67493, 274736), (68684, 269972), (134986, 137368)]