20118442496

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:426

約数の個数: 160

約数和(自身を含む): 42897254400

約数和(自身を除く): 22778811904

約数列:

[1, 2, 4, 8, 16, 31, 32, 47, 62, 64, 94, 124, 128, 149, 181, 188, 248, 256, 298, 362, 376, 496, 512, 596, 724, 752, 992, 1192, 1448, 1457, 1504, 1984, 2384, 2896, 2914, 3008, 3968, 4619, 4768, 5611, 5792, 5828, 6016, 7003, 7936, 8507, 9238, 9536, 11222, 11584, 11656, 12032, 14006, 15872, 17014, 18476, 19072, 22444, 23168, 23312, 24064, 26969, 28012, 34028, 36952, 38144, 44888, 46336, 46624, 53938, 56024, 68056, 73904, 76288, 89776, 92672, 93248, 107876, 112048, 136112, 147808, 179552, 186496, 215752, 217093, 224096, 263717, 272224, 295616, 359104, 372992, 431504, 434186, 448192, 527434, 544448, 591232, 718208, 745984, 836039, 863008, 868372, 896384, 1054868, 1088896, 1182464, 1267543, 1436416, 1672078, 1726016, 1736744, 1792768, 2109736, 2177792, 2364928, 2535086, 2872832, 3344156, 3452032, 3473488, 3585536, 4219472, 4355584, 5070172, 6688312, 6904064, 6946976, 8438944, 10140344, 13376624, 13808128, 13893952, 16877888, 20280688, 26753248, 27787904, 33755776, 39293833, 40561376, 53506496, 55575808, 67511552, 78587666, 81122752, 107012992, 111151616, 135023104, 157175332, 162245504, 214025984, 314350664, 324491008, 428051968, 628701328, 648982016, 1257402656, 2514805312, 5029610624, 10059221248, 20118442496]

約数ペア:

[(1, 20118442496), (2, 10059221248), (4, 5029610624), (8, 2514805312), (16, 1257402656), (31, 648982016), (32, 628701328), (47, 428051968), (62, 324491008), (64, 314350664), (94, 214025984), (124, 162245504), (128, 157175332), (149, 135023104), (181, 111151616), (188, 107012992), (248, 81122752), (256, 78587666), (298, 67511552), (362, 55575808), (376, 53506496), (496, 40561376), (512, 39293833), (596, 33755776), (724, 27787904), (752, 26753248), (992, 20280688), (1192, 16877888), (1448, 13893952), (1457, 13808128), (1504, 13376624), (1984, 10140344), (2384, 8438944), (2896, 6946976), (2914, 6904064), (3008, 6688312), (3968, 5070172), (4619, 4355584), (4768, 4219472), (5611, 3585536), (5792, 3473488), (5828, 3452032), (6016, 3344156), (7003, 2872832), (7936, 2535086), (8507, 2364928), (9238, 2177792), (9536, 2109736), (11222, 1792768), (11584, 1736744), (11656, 1726016), (12032, 1672078), (14006, 1436416), (15872, 1267543), (17014, 1182464), (18476, 1088896), (19072, 1054868), (22444, 896384), (23168, 868372), (23312, 863008), (24064, 836039), (26969, 745984), (28012, 718208), (34028, 591232), (36952, 544448), (38144, 527434), (44888, 448192), (46336, 434186), (46624, 431504), (53938, 372992), (56024, 359104), (68056, 295616), (73904, 272224), (76288, 263717), (89776, 224096), (92672, 217093), (93248, 215752), (107876, 186496), (112048, 179552), (136112, 147808)]