18654739904

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{2131}}^1$

素因数の和:2498

約数の個数: 112

約数和(自身を含む): 40809550080

約数和(自身を除く): 22154810176

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 64, 76, 92, 152, 184, 304, 313, 368, 437, 608, 626, 736, 874, 1216, 1252, 1472, 1748, 2131, 2504, 3496, 4262, 5008, 5947, 6992, 7199, 8524, 10016, 11894, 13984, 14398, 17048, 20032, 23788, 27968, 28796, 34096, 40489, 47576, 49013, 57592, 68192, 80978, 95152, 98026, 115184, 136384, 136781, 161956, 190304, 196052, 230368, 273562, 323912, 380608, 392104, 460736, 547124, 647824, 667003, 784208, 931247, 1094248, 1295648, 1334006, 1568416, 1862494, 2188496, 2591296, 2668012, 3136832, 3724988, 4376992, 5336024, 7449976, 8753984, 10672048, 12673057, 14899952, 15341069, 21344096, 25346114, 29799904, 30682138, 42688192, 50692228, 59599808, 61364276, 101384456, 122728552, 202768912, 245457104, 291480311, 405537824, 490914208, 582960622, 811075648, 981828416, 1165921244, 2331842488, 4663684976, 9327369952, 18654739904]

約数ペア:

[(1, 18654739904), (2, 9327369952), (4, 4663684976), (8, 2331842488), (16, 1165921244), (19, 981828416), (23, 811075648), (32, 582960622), (38, 490914208), (46, 405537824), (64, 291480311), (76, 245457104), (92, 202768912), (152, 122728552), (184, 101384456), (304, 61364276), (313, 59599808), (368, 50692228), (437, 42688192), (608, 30682138), (626, 29799904), (736, 25346114), (874, 21344096), (1216, 15341069), (1252, 14899952), (1472, 12673057), (1748, 10672048), (2131, 8753984), (2504, 7449976), (3496, 5336024), (4262, 4376992), (5008, 3724988), (5947, 3136832), (6992, 2668012), (7199, 2591296), (8524, 2188496), (10016, 1862494), (11894, 1568416), (13984, 1334006), (14398, 1295648), (17048, 1094248), (20032, 931247), (23788, 784208), (27968, 667003), (28796, 647824), (34096, 547124), (40489, 460736), (47576, 392104), (49013, 380608), (57592, 323912), (68192, 273562), (80978, 230368), (95152, 196052), (98026, 190304), (115184, 161956), (136384, 136781)]