18110147238

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1\times {\mathrm{727}}^1$

素因数の和:1439

約数の個数: 128

約数和(自身を含む): 43475927040

約数和(自身を除く): 25365779802

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 31, 46, 54, 62, 69, 93, 138, 186, 207, 279, 414, 558, 621, 647, 713, 727, 837, 1242, 1294, 1426, 1454, 1674, 1941, 2139, 2181, 3882, 4278, 4362, 5823, 6417, 6543, 11646, 12834, 13086, 14881, 16721, 17469, 19251, 19629, 20057, 22537, 29762, 33442, 34938, 38502, 39258, 40114, 44643, 45074, 50163, 60171, 67611, 89286, 100326, 120342, 133929, 135222, 150489, 180513, 202833, 267858, 300978, 361026, 401787, 405666, 451467, 461311, 470369, 518351, 541539, 608499, 803574, 902934, 922622, 940738, 1036702, 1083078, 1216998, 1383933, 1411107, 1555053, 2767866, 2822214, 3110106, 4151799, 4233321, 4665159, 8303598, 8466642, 9330318, 10818487, 12455397, 12699963, 13995477, 14581439, 21636974, 24910794, 25399926, 27990954, 29162878, 32455461, 43744317, 64910922, 87488634, 97366383, 131232951, 194732766, 262465902, 292099149, 335373097, 393698853, 584198298, 670746194, 787397706, 1006119291, 2012238582, 3018357873, 6036715746, 9055073619, 18110147238]

約数ペア:

[(1, 18110147238), (2, 9055073619), (3, 6036715746), (6, 3018357873), (9, 2012238582), (18, 1006119291), (23, 787397706), (27, 670746194), (31, 584198298), (46, 393698853), (54, 335373097), (62, 292099149), (69, 262465902), (93, 194732766), (138, 131232951), (186, 97366383), (207, 87488634), (279, 64910922), (414, 43744317), (558, 32455461), (621, 29162878), (647, 27990954), (713, 25399926), (727, 24910794), (837, 21636974), (1242, 14581439), (1294, 13995477), (1426, 12699963), (1454, 12455397), (1674, 10818487), (1941, 9330318), (2139, 8466642), (2181, 8303598), (3882, 4665159), (4278, 4233321), (4362, 4151799), (5823, 3110106), (6417, 2822214), (6543, 2767866), (11646, 1555053), (12834, 1411107), (13086, 1383933), (14881, 1216998), (16721, 1083078), (17469, 1036702), (19251, 940738), (19629, 922622), (20057, 902934), (22537, 803574), (29762, 608499), (33442, 541539), (34938, 518351), (38502, 470369), (39258, 461311), (40114, 451467), (44643, 405666), (45074, 401787), (50163, 361026), (60171, 300978), (67611, 267858), (89286, 202833), (100326, 180513), (120342, 150489), (133929, 135222)]