20998659552

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{127}}^1\times {\mathrm{367}}^1$

素因数の和:558

約数の個数: 288

約数和(自身を含む): 63315689472

約数和(自身を除く): 42317029920

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 32, 38, 39, 48, 52, 57, 76, 78, 96, 104, 114, 127, 152, 156, 208, 228, 247, 254, 304, 312, 361, 367, 381, 416, 456, 494, 508, 608, 624, 722, 734, 741, 762, 912, 988, 1016, 1083, 1101, 1248, 1444, 1468, 1482, 1524, 1651, 1824, 1976, 2032, 2166, 2202, 2413, 2888, 2936, 2964, 3048, 3302, 3952, 4064, 4332, 4404, 4693, 4771, 4826, 4953, 5776, 5872, 5928, 6096, 6604, 6973, 7239, 7904, 8664, 8808, 9386, 9542, 9652, 9906, 11552, 11744, 11856, 12192, 13208, 13946, 14079, 14313, 14478, 17328, 17616, 18772, 19084, 19304, 19812, 20919, 23712, 26416, 27892, 28158, 28626, 28956, 31369, 34656, 35232, 37544, 38168, 38608, 39624, 41838, 45847, 46609, 52832, 55784, 56316, 57252, 57912, 62738, 75088, 76336, 77216, 79248, 83676, 90649, 91694, 93218, 94107, 111568, 112632, 114504, 115824, 125476, 132487, 137541, 139827, 150176, 152672, 158496, 167352, 181298, 183388, 186436, 188214, 223136, 225264, 229008, 231648, 250952, 264974, 271947, 275082, 279654, 334704, 362596, 366776, 372872, 376428, 397461, 450528, 458016, 501904, 529948, 543894, 550164, 559308, 596011, 605917, 669408, 725192, 733552, 745744, 752856, 794922, 885571, 1003808, 1059896, 1087788, 1100328, 1118616, 1192022, 1211834, 1450384, 1467104, 1491488, 1505712, 1589844, 1722331, 1771142, 1788033, 1817751, 2119792, 2175576, 2200656, 2237232, 2384044, 2423668, 2656713, 2900768, 3011424, 3179688, 3444662, 3542284, 3576066, 3635502, 4239584, 4351152, 4401312, 4474464, 4768088, 4847336, 5166993, 5313426, 6359376, 6889324, 7084568, 7152132, 7271004, 8702304, 9536176, 9694672, 10333986, 10626852, 11512423, 12718752, 13778648, 14169136, 14304264, 14542008, 16825849, 19072352, 19389344, 20667972, 21253704, 23024846, 27557296, 28338272, 28608528, 29084016, 33651698, 34537269, 41335944, 42507408, 46049692, 50477547, 55114592, 57217056, 58168032, 67303396, 69074538, 82671888, 85014816, 92099384, 100955094, 134606792, 138149076, 165343776, 184198768, 201910188, 218736037, 269213584, 276298152, 368397536, 403820376, 437472074, 538427168, 552596304, 656208111, 807640752, 874944148, 1105192608, 1312416222, 1615281504, 1749888296, 2624832444, 3499776592, 5249664888, 6999553184, 10499329776, 20998659552]

約数ペア:

[(1, 20998659552), (2, 10499329776), (3, 6999553184), (4, 5249664888), (6, 3499776592), (8, 2624832444), (12, 1749888296), (13, 1615281504), (16, 1312416222), (19, 1105192608), (24, 874944148), (26, 807640752), (32, 656208111), (38, 552596304), (39, 538427168), (48, 437472074), (52, 403820376), (57, 368397536), (76, 276298152), (78, 269213584), (96, 218736037), (104, 201910188), (114, 184198768), (127, 165343776), (152, 138149076), (156, 134606792), (208, 100955094), (228, 92099384), (247, 85014816), (254, 82671888), (304, 69074538), (312, 67303396), (361, 58168032), (367, 57217056), (381, 55114592), (416, 50477547), (456, 46049692), (494, 42507408), (508, 41335944), (608, 34537269), (624, 33651698), (722, 29084016), (734, 28608528), (741, 28338272), (762, 27557296), (912, 23024846), (988, 21253704), (1016, 20667972), (1083, 19389344), (1101, 19072352), (1248, 16825849), (1444, 14542008), (1468, 14304264), (1482, 14169136), (1524, 13778648), (1651, 12718752), (1824, 11512423), (1976, 10626852), (2032, 10333986), (2166, 9694672), (2202, 9536176), (2413, 8702304), (2888, 7271004), (2936, 7152132), (2964, 7084568), (3048, 6889324), (3302, 6359376), (3952, 5313426), (4064, 5166993), (4332, 4847336), (4404, 4768088), (4693, 4474464), (4771, 4401312), (4826, 4351152), (4953, 4239584), (5776, 3635502), (5872, 3576066), (5928, 3542284), (6096, 3444662), (6604, 3179688), (6973, 3011424), (7239, 2900768), (7904, 2656713), (8664, 2423668), (8808, 2384044), (9386, 2237232), (9542, 2200656), (9652, 2175576), (9906, 2119792), (11552, 1817751), (11744, 1788033), (11856, 1771142), (12192, 1722331), (13208, 1589844), (13946, 1505712), (14079, 1491488), (14313, 1467104), (14478, 1450384), (17328, 1211834), (17616, 1192022), (18772, 1118616), (19084, 1100328), (19304, 1087788), (19812, 1059896), (20919, 1003808), (23712, 885571), (26416, 794922), (27892, 752856), (28158, 745744), (28626, 733552), (28956, 725192), (31369, 669408), (34656, 605917), (35232, 596011), (37544, 559308), (38168, 550164), (38608, 543894), (39624, 529948), (41838, 501904), (45847, 458016), (46609, 450528), (52832, 397461), (55784, 376428), (56316, 372872), (57252, 366776), (57912, 362596), (62738, 334704), (75088, 279654), (76336, 275082), (77216, 271947), (79248, 264974), (83676, 250952), (90649, 231648), (91694, 229008), (93218, 225264), (94107, 223136), (111568, 188214), (112632, 186436), (114504, 183388), (115824, 181298), (125476, 167352), (132487, 158496), (137541, 152672), (139827, 150176)]