20408215212

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{523}}^1\times {\mathrm{2011}}^1$

素因数の和:2569

約数の個数: 216

約数和(自身を含む): 65623102272

約数和(自身を除く): 45214887060

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 49, 63, 66, 77, 84, 98, 99, 126, 132, 147, 154, 196, 198, 231, 252, 294, 308, 396, 441, 462, 523, 539, 588, 693, 882, 924, 1046, 1078, 1386, 1569, 1617, 1764, 2011, 2092, 2156, 2772, 3138, 3234, 3661, 4022, 4707, 4851, 5753, 6033, 6276, 6468, 7322, 8044, 9414, 9702, 10983, 11506, 12066, 14077, 14644, 17259, 18099, 18828, 19404, 21966, 22121, 23012, 24132, 25627, 28154, 32949, 34518, 36198, 40271, 42231, 43932, 44242, 51254, 51777, 56308, 65898, 66363, 69036, 72396, 76881, 80542, 84462, 88484, 98539, 102508, 103554, 120813, 126693, 131796, 132726, 153762, 154847, 161084, 168924, 197078, 199089, 207108, 230643, 241626, 253386, 265452, 281897, 295617, 307524, 309694, 362439, 394156, 398178, 461286, 464541, 483252, 506772, 563794, 591234, 619388, 724878, 796356, 845691, 886851, 922572, 929082, 1051753, 1083929, 1127588, 1182468, 1393623, 1449756, 1691382, 1773702, 1858164, 2103506, 2167858, 2537073, 2787246, 3155259, 3251787, 3382764, 3547404, 4207012, 4335716, 5074146, 5574492, 6310518, 6503574, 7362271, 9465777, 9755361, 10148292, 11569283, 12621036, 13007148, 14724542, 18931554, 19510722, 22086813, 23138566, 29449084, 34707849, 37863108, 39021444, 44173626, 46277132, 51535897, 66260439, 69415698, 80984981, 88347252, 103071794, 104123547, 132520878, 138831396, 154607691, 161969962, 206143588, 208247094, 242954943, 265041756, 309215382, 323939924, 416494188, 463823073, 485909886, 566894867, 618430764, 728864829, 927646146, 971819772, 1133789734, 1457729658, 1700684601, 1855292292, 2267579468, 2915459316, 3401369202, 5102053803, 6802738404, 10204107606, 20408215212]

約数ペア:

[(1, 20408215212), (2, 10204107606), (3, 6802738404), (4, 5102053803), (6, 3401369202), (7, 2915459316), (9, 2267579468), (11, 1855292292), (12, 1700684601), (14, 1457729658), (18, 1133789734), (21, 971819772), (22, 927646146), (28, 728864829), (33, 618430764), (36, 566894867), (42, 485909886), (44, 463823073), (49, 416494188), (63, 323939924), (66, 309215382), (77, 265041756), (84, 242954943), (98, 208247094), (99, 206143588), (126, 161969962), (132, 154607691), (147, 138831396), (154, 132520878), (196, 104123547), (198, 103071794), (231, 88347252), (252, 80984981), (294, 69415698), (308, 66260439), (396, 51535897), (441, 46277132), (462, 44173626), (523, 39021444), (539, 37863108), (588, 34707849), (693, 29449084), (882, 23138566), (924, 22086813), (1046, 19510722), (1078, 18931554), (1386, 14724542), (1569, 13007148), (1617, 12621036), (1764, 11569283), (2011, 10148292), (2092, 9755361), (2156, 9465777), (2772, 7362271), (3138, 6503574), (3234, 6310518), (3661, 5574492), (4022, 5074146), (4707, 4335716), (4851, 4207012), (5753, 3547404), (6033, 3382764), (6276, 3251787), (6468, 3155259), (7322, 2787246), (8044, 2537073), (9414, 2167858), (9702, 2103506), (10983, 1858164), (11506, 1773702), (12066, 1691382), (14077, 1449756), (14644, 1393623), (17259, 1182468), (18099, 1127588), (18828, 1083929), (19404, 1051753), (21966, 929082), (22121, 922572), (23012, 886851), (24132, 845691), (25627, 796356), (28154, 724878), (32949, 619388), (34518, 591234), (36198, 563794), (40271, 506772), (42231, 483252), (43932, 464541), (44242, 461286), (51254, 398178), (51777, 394156), (56308, 362439), (65898, 309694), (66363, 307524), (69036, 295617), (72396, 281897), (76881, 265452), (80542, 253386), (84462, 241626), (88484, 230643), (98539, 207108), (102508, 199089), (103554, 197078), (120813, 168924), (126693, 161084), (131796, 154847), (132726, 153762)]