20649314048

素因数分解:

$2^8\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:375

約数の個数: 216

約数和(自身を含む): 47497981440

約数和(自身を除く): 26848667392

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 32, 44, 58, 64, 88, 116, 121, 127, 128, 176, 181, 232, 242, 254, 256, 319, 352, 362, 464, 484, 508, 638, 704, 724, 928, 968, 1016, 1276, 1397, 1408, 1448, 1856, 1936, 1991, 2032, 2552, 2794, 2816, 2896, 3509, 3683, 3712, 3872, 3982, 4064, 5104, 5249, 5588, 5792, 7018, 7366, 7424, 7744, 7964, 8128, 10208, 10498, 11176, 11584, 14036, 14732, 15367, 15488, 15928, 16256, 20416, 20996, 21901, 22352, 22987, 23168, 28072, 29464, 30734, 30976, 31856, 32512, 40513, 40832, 41992, 43802, 44704, 45974, 46336, 56144, 57739, 58928, 61468, 63712, 81026, 81664, 83984, 87604, 89408, 91948, 112288, 115478, 117856, 122936, 127424, 162052, 167968, 175208, 178816, 183896, 224576, 230956, 235712, 245872, 252857, 254848, 324104, 335936, 350416, 357632, 367792, 445643, 449152, 461912, 471424, 491744, 505714, 509696, 635129, 648208, 666623, 671872, 700832, 735584, 891286, 898304, 923824, 942848, 983488, 1011428, 1270258, 1296416, 1333246, 1343744, 1401664, 1471168, 1782572, 1847648, 1966976, 2022856, 2540516, 2592832, 2666492, 2781427, 2803328, 2942336, 3565144, 3695296, 3933952, 4045712, 5081032, 5185664, 5332984, 5562854, 5606656, 5884672, 7130288, 7332853, 7390592, 8091424, 10162064, 10371328, 10665968, 11125708, 14260576, 14665706, 14781184, 16182848, 20324128, 21331936, 22251416, 28521152, 29331412, 32365696, 40648256, 42663872, 44502832, 57042304, 58662824, 64731392, 80661383, 81296512, 85327744, 89005664, 114084608, 117325648, 161322766, 162593024, 170655488, 178011328, 234651296, 322645532, 356022656, 469302592, 645291064, 712045312, 938605184, 1290582128, 1877210368, 2581164256, 5162328512, 10324657024, 20649314048]

約数ペア:

[(1, 20649314048), (2, 10324657024), (4, 5162328512), (8, 2581164256), (11, 1877210368), (16, 1290582128), (22, 938605184), (29, 712045312), (32, 645291064), (44, 469302592), (58, 356022656), (64, 322645532), (88, 234651296), (116, 178011328), (121, 170655488), (127, 162593024), (128, 161322766), (176, 117325648), (181, 114084608), (232, 89005664), (242, 85327744), (254, 81296512), (256, 80661383), (319, 64731392), (352, 58662824), (362, 57042304), (464, 44502832), (484, 42663872), (508, 40648256), (638, 32365696), (704, 29331412), (724, 28521152), (928, 22251416), (968, 21331936), (1016, 20324128), (1276, 16182848), (1397, 14781184), (1408, 14665706), (1448, 14260576), (1856, 11125708), (1936, 10665968), (1991, 10371328), (2032, 10162064), (2552, 8091424), (2794, 7390592), (2816, 7332853), (2896, 7130288), (3509, 5884672), (3683, 5606656), (3712, 5562854), (3872, 5332984), (3982, 5185664), (4064, 5081032), (5104, 4045712), (5249, 3933952), (5588, 3695296), (5792, 3565144), (7018, 2942336), (7366, 2803328), (7424, 2781427), (7744, 2666492), (7964, 2592832), (8128, 2540516), (10208, 2022856), (10498, 1966976), (11176, 1847648), (11584, 1782572), (14036, 1471168), (14732, 1401664), (15367, 1343744), (15488, 1333246), (15928, 1296416), (16256, 1270258), (20416, 1011428), (20996, 983488), (21901, 942848), (22352, 923824), (22987, 898304), (23168, 891286), (28072, 735584), (29464, 700832), (30734, 671872), (30976, 666623), (31856, 648208), (32512, 635129), (40513, 509696), (40832, 505714), (41992, 491744), (43802, 471424), (44704, 461912), (45974, 449152), (46336, 445643), (56144, 367792), (57739, 357632), (58928, 350416), (61468, 335936), (63712, 324104), (81026, 254848), (81664, 252857), (83984, 245872), (87604, 235712), (89408, 230956), (91948, 224576), (112288, 183896), (115478, 178816), (117856, 175208), (122936, 167968), (127424, 162052)]