2021916416

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:342

約数の個数: 144

約数和(自身を含む): 4532774400

約数和(自身を除く): 2510857984

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 64, 71, 86, 104, 128, 142, 172, 199, 208, 256, 284, 344, 398, 416, 559, 568, 688, 796, 832, 923, 1118, 1136, 1376, 1592, 1664, 1846, 2236, 2272, 2587, 2752, 3053, 3184, 3328, 3692, 4472, 4544, 5174, 5504, 6106, 6368, 7384, 8557, 8944, 9088, 10348, 11008, 12212, 12736, 14129, 14768, 17114, 17888, 18176, 20696, 24424, 25472, 28258, 29536, 34228, 35776, 39689, 41392, 48848, 50944, 56516, 59072, 68456, 71552, 79378, 82784, 97696, 111241, 113032, 118144, 136912, 143104, 158756, 165568, 183677, 195392, 222482, 226064, 236288, 273824, 317512, 331136, 367354, 390784, 444964, 452128, 547648, 607547, 635024, 662272, 734708, 781568, 889928, 904256, 1095296, 1215094, 1270048, 1469416, 1779856, 1808512, 2190592, 2430188, 2540096, 2938832, 3559712, 3617024, 4860376, 5080192, 5877664, 7119424, 7898111, 9720752, 10160384, 11755328, 14238848, 15796222, 19441504, 23510656, 28477696, 31592444, 38883008, 47021312, 63184888, 77766016, 126369776, 155532032, 252739552, 505479104, 1010958208, 2021916416]

約数ペア:

[(1, 2021916416), (2, 1010958208), (4, 505479104), (8, 252739552), (13, 155532032), (16, 126369776), (26, 77766016), (32, 63184888), (43, 47021312), (52, 38883008), (64, 31592444), (71, 28477696), (86, 23510656), (104, 19441504), (128, 15796222), (142, 14238848), (172, 11755328), (199, 10160384), (208, 9720752), (256, 7898111), (284, 7119424), (344, 5877664), (398, 5080192), (416, 4860376), (559, 3617024), (568, 3559712), (688, 2938832), (796, 2540096), (832, 2430188), (923, 2190592), (1118, 1808512), (1136, 1779856), (1376, 1469416), (1592, 1270048), (1664, 1215094), (1846, 1095296), (2236, 904256), (2272, 889928), (2587, 781568), (2752, 734708), (3053, 662272), (3184, 635024), (3328, 607547), (3692, 547648), (4472, 452128), (4544, 444964), (5174, 390784), (5504, 367354), (6106, 331136), (6368, 317512), (7384, 273824), (8557, 236288), (8944, 226064), (9088, 222482), (10348, 195392), (11008, 183677), (12212, 165568), (12736, 158756), (14129, 143104), (14768, 136912), (17114, 118144), (17888, 113032), (18176, 111241), (20696, 97696), (24424, 82784), (25472, 79378), (28258, 71552), (29536, 68456), (34228, 59072), (35776, 56516), (39689, 50944), (41392, 48848)]