20445067328

素因数分解:

$2^6\times 7^2\times {\mathrm{953}}^1\times {\mathrm{6841}}^1$

素因数の和:7820

約数の個数: 84

約数和(自身を含む): 47250893052

約数和(自身を除く): 26805825724

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 953, 1568, 1906, 3136, 3812, 6671, 6841, 7624, 13342, 13682, 15248, 26684, 27364, 30496, 46697, 47887, 53368, 54728, 60992, 93394, 95774, 106736, 109456, 186788, 191548, 213472, 218912, 335209, 373576, 383096, 426944, 437824, 670418, 747152, 766192, 1340836, 1494304, 1532384, 2681672, 2988608, 3064768, 5363344, 6519473, 10726688, 13038946, 21453376, 26077892, 45636311, 52155784, 91272622, 104311568, 182545244, 208623136, 319454177, 365090488, 417246272, 638908354, 730180976, 1277816708, 1460361952, 2555633416, 2920723904, 5111266832, 10222533664, 20445067328]

約数ペア:

[(1, 20445067328), (2, 10222533664), (4, 5111266832), (7, 2920723904), (8, 2555633416), (14, 1460361952), (16, 1277816708), (28, 730180976), (32, 638908354), (49, 417246272), (56, 365090488), (64, 319454177), (98, 208623136), (112, 182545244), (196, 104311568), (224, 91272622), (392, 52155784), (448, 45636311), (784, 26077892), (953, 21453376), (1568, 13038946), (1906, 10726688), (3136, 6519473), (3812, 5363344), (6671, 3064768), (6841, 2988608), (7624, 2681672), (13342, 1532384), (13682, 1494304), (15248, 1340836), (26684, 766192), (27364, 747152), (30496, 670418), (46697, 437824), (47887, 426944), (53368, 383096), (54728, 373576), (60992, 335209), (93394, 218912), (95774, 213472), (106736, 191548), (109456, 186788)]