20131438848

素因数分解:

$2^8\times 3^1\times {\mathrm{83}}^1\times {\mathrm{313}}^1\times {\mathrm{1009}}^1$

素因数の和:1424

約数の個数: 144

約数和(自身を含む): 54451669440

約数和(自身を除く): 34320230592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 83, 96, 128, 166, 192, 249, 256, 313, 332, 384, 498, 626, 664, 768, 939, 996, 1009, 1252, 1328, 1878, 1992, 2018, 2504, 2656, 3027, 3756, 3984, 4036, 5008, 5312, 6054, 7512, 7968, 8072, 10016, 10624, 12108, 15024, 15936, 16144, 20032, 21248, 24216, 25979, 30048, 31872, 32288, 40064, 48432, 51958, 60096, 63744, 64576, 77937, 80128, 83747, 96864, 103916, 120192, 129152, 155874, 167494, 193728, 207832, 240384, 251241, 258304, 311748, 315817, 334988, 387456, 415664, 502482, 623496, 631634, 669976, 774912, 831328, 947451, 1004964, 1246992, 1263268, 1339952, 1662656, 1894902, 2009928, 2493984, 2526536, 2679904, 3325312, 3789804, 4019856, 4987968, 5053072, 5359808, 6650624, 7579608, 8039712, 9975936, 10106144, 10719616, 15159216, 16079424, 19951872, 20212288, 21439232, 26212811, 30318432, 32158848, 40424576, 52425622, 60636864, 64317696, 78638433, 80849152, 104851244, 121273728, 157276866, 209702488, 242547456, 314553732, 419404976, 629107464, 838809952, 1258214928, 1677619904, 2516429856, 3355239808, 5032859712, 6710479616, 10065719424, 20131438848]

約数ペア:

[(1, 20131438848), (2, 10065719424), (3, 6710479616), (4, 5032859712), (6, 3355239808), (8, 2516429856), (12, 1677619904), (16, 1258214928), (24, 838809952), (32, 629107464), (48, 419404976), (64, 314553732), (83, 242547456), (96, 209702488), (128, 157276866), (166, 121273728), (192, 104851244), (249, 80849152), (256, 78638433), (313, 64317696), (332, 60636864), (384, 52425622), (498, 40424576), (626, 32158848), (664, 30318432), (768, 26212811), (939, 21439232), (996, 20212288), (1009, 19951872), (1252, 16079424), (1328, 15159216), (1878, 10719616), (1992, 10106144), (2018, 9975936), (2504, 8039712), (2656, 7579608), (3027, 6650624), (3756, 5359808), (3984, 5053072), (4036, 4987968), (5008, 4019856), (5312, 3789804), (6054, 3325312), (7512, 2679904), (7968, 2526536), (8072, 2493984), (10016, 2009928), (10624, 1894902), (12108, 1662656), (15024, 1339952), (15936, 1263268), (16144, 1246992), (20032, 1004964), (21248, 947451), (24216, 831328), (25979, 774912), (30048, 669976), (31872, 631634), (32288, 623496), (40064, 502482), (48432, 415664), (51958, 387456), (60096, 334988), (63744, 315817), (64576, 311748), (77937, 258304), (80128, 251241), (83747, 240384), (96864, 207832), (103916, 193728), (120192, 167494), (129152, 155874)]