20418552

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:186

約数の個数: 192

約数和(自身を含む): 71884800

約数和(自身を除く): 51466248

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 28, 29, 33, 36, 42, 44, 56, 58, 63, 66, 72, 77, 84, 87, 88, 99, 116, 126, 127, 132, 154, 168, 174, 198, 203, 231, 232, 252, 254, 261, 264, 308, 319, 348, 381, 396, 406, 462, 504, 508, 522, 609, 616, 638, 693, 696, 762, 792, 812, 889, 924, 957, 1016, 1044, 1143, 1218, 1276, 1386, 1397, 1524, 1624, 1778, 1827, 1848, 1914, 2088, 2233, 2286, 2436, 2552, 2667, 2772, 2794, 2871, 3048, 3556, 3654, 3683, 3828, 4191, 4466, 4572, 4872, 5334, 5544, 5588, 5742, 6699, 7112, 7308, 7366, 7656, 8001, 8382, 8932, 9144, 9779, 10668, 11049, 11176, 11484, 12573, 13398, 14616, 14732, 16002, 16764, 17864, 19558, 20097, 21336, 22098, 22968, 25146, 25781, 26796, 29337, 29464, 32004, 33147, 33528, 39116, 40194, 40513, 44196, 50292, 51562, 53592, 58674, 64008, 66294, 77343, 78232, 80388, 81026, 88011, 88392, 100584, 103124, 117348, 121539, 132588, 154686, 160776, 162052, 176022, 206248, 232029, 234696, 243078, 265176, 283591, 309372, 324104, 352044, 364617, 464058, 486156, 567182, 618744, 704088, 729234, 850773, 928116, 972312, 1134364, 1458468, 1701546, 1856232, 2268728, 2552319, 2916936, 3403092, 5104638, 6806184, 10209276, 20418552]

約数ペア:

[(1, 20418552), (2, 10209276), (3, 6806184), (4, 5104638), (6, 3403092), (7, 2916936), (8, 2552319), (9, 2268728), (11, 1856232), (12, 1701546), (14, 1458468), (18, 1134364), (21, 972312), (22, 928116), (24, 850773), (28, 729234), (29, 704088), (33, 618744), (36, 567182), (42, 486156), (44, 464058), (56, 364617), (58, 352044), (63, 324104), (66, 309372), (72, 283591), (77, 265176), (84, 243078), (87, 234696), (88, 232029), (99, 206248), (116, 176022), (126, 162052), (127, 160776), (132, 154686), (154, 132588), (168, 121539), (174, 117348), (198, 103124), (203, 100584), (231, 88392), (232, 88011), (252, 81026), (254, 80388), (261, 78232), (264, 77343), (308, 66294), (319, 64008), (348, 58674), (381, 53592), (396, 51562), (406, 50292), (462, 44196), (504, 40513), (508, 40194), (522, 39116), (609, 33528), (616, 33147), (638, 32004), (693, 29464), (696, 29337), (762, 26796), (792, 25781), (812, 25146), (889, 22968), (924, 22098), (957, 21336), (1016, 20097), (1044, 19558), (1143, 17864), (1218, 16764), (1276, 16002), (1386, 14732), (1397, 14616), (1524, 13398), (1624, 12573), (1778, 11484), (1827, 11176), (1848, 11049), (1914, 10668), (2088, 9779), (2233, 9144), (2286, 8932), (2436, 8382), (2552, 8001), (2667, 7656), (2772, 7366), (2794, 7308), (2871, 7112), (3048, 6699), (3556, 5742), (3654, 5588), (3683, 5544), (3828, 5334), (4191, 4872), (4466, 4572)]