18741888

素因数分解:

$2^7\times 3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:80

約数の個数: 256

約数和(自身を含む): 66096000

約数和(自身を除く): 47354112

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 17, 18, 22, 24, 27, 29, 32, 33, 34, 36, 44, 48, 51, 54, 58, 64, 66, 68, 72, 87, 88, 96, 99, 102, 108, 116, 128, 132, 136, 144, 153, 174, 176, 187, 192, 198, 204, 216, 232, 261, 264, 272, 288, 297, 306, 319, 348, 352, 374, 384, 396, 408, 432, 459, 464, 493, 522, 528, 544, 561, 576, 594, 612, 638, 696, 704, 748, 783, 792, 816, 864, 918, 928, 957, 986, 1044, 1056, 1088, 1122, 1152, 1188, 1224, 1276, 1392, 1408, 1479, 1496, 1566, 1584, 1632, 1683, 1728, 1836, 1856, 1914, 1972, 2088, 2112, 2176, 2244, 2376, 2448, 2552, 2784, 2871, 2958, 2992, 3132, 3168, 3264, 3366, 3456, 3672, 3712, 3828, 3944, 4176, 4224, 4437, 4488, 4752, 4896, 5049, 5104, 5423, 5568, 5742, 5916, 5984, 6264, 6336, 6528, 6732, 7344, 7656, 7888, 8352, 8613, 8874, 8976, 9504, 9792, 10098, 10208, 10846, 11136, 11484, 11832, 11968, 12528, 12672, 13311, 13464, 14688, 15312, 15776, 16269, 16704, 17226, 17748, 17952, 19008, 19584, 20196, 20416, 21692, 22968, 23664, 23936, 25056, 26622, 26928, 29376, 30624, 31552, 32538, 33408, 34452, 35496, 35904, 38016, 40392, 40832, 43384, 45936, 47328, 48807, 50112, 53244, 53856, 58752, 61248, 63104, 65076, 68904, 70992, 71808, 80784, 86768, 91872, 94656, 97614, 100224, 106488, 107712, 122496, 130152, 137808, 141984, 146421, 161568, 173536, 183744, 189312, 195228, 212976, 215424, 260304, 275616, 283968, 292842, 323136, 347072, 367488, 390456, 425952, 520608, 551232, 567936, 585684, 646272, 694144, 780912, 851904, 1041216, 1102464, 1171368, 1561824, 1703808, 2082432, 2342736, 3123648, 4685472, 6247296, 9370944, 18741888]

約数ペア:

[(1, 18741888), (2, 9370944), (3, 6247296), (4, 4685472), (6, 3123648), (8, 2342736), (9, 2082432), (11, 1703808), (12, 1561824), (16, 1171368), (17, 1102464), (18, 1041216), (22, 851904), (24, 780912), (27, 694144), (29, 646272), (32, 585684), (33, 567936), (34, 551232), (36, 520608), (44, 425952), (48, 390456), (51, 367488), (54, 347072), (58, 323136), (64, 292842), (66, 283968), (68, 275616), (72, 260304), (87, 215424), (88, 212976), (96, 195228), (99, 189312), (102, 183744), (108, 173536), (116, 161568), (128, 146421), (132, 141984), (136, 137808), (144, 130152), (153, 122496), (174, 107712), (176, 106488), (187, 100224), (192, 97614), (198, 94656), (204, 91872), (216, 86768), (232, 80784), (261, 71808), (264, 70992), (272, 68904), (288, 65076), (297, 63104), (306, 61248), (319, 58752), (348, 53856), (352, 53244), (374, 50112), (384, 48807), (396, 47328), (408, 45936), (432, 43384), (459, 40832), (464, 40392), (493, 38016), (522, 35904), (528, 35496), (544, 34452), (561, 33408), (576, 32538), (594, 31552), (612, 30624), (638, 29376), (696, 26928), (704, 26622), (748, 25056), (783, 23936), (792, 23664), (816, 22968), (864, 21692), (918, 20416), (928, 20196), (957, 19584), (986, 19008), (1044, 17952), (1056, 17748), (1088, 17226), (1122, 16704), (1152, 16269), (1188, 15776), (1224, 15312), (1276, 14688), (1392, 13464), (1408, 13311), (1479, 12672), (1496, 12528), (1566, 11968), (1584, 11832), (1632, 11484), (1683, 11136), (1728, 10846), (1836, 10208), (1856, 10098), (1914, 9792), (1972, 9504), (2088, 8976), (2112, 8874), (2176, 8613), (2244, 8352), (2376, 7888), (2448, 7656), (2552, 7344), (2784, 6732), (2871, 6528), (2958, 6336), (2992, 6264), (3132, 5984), (3168, 5916), (3264, 5742), (3366, 5568), (3456, 5423), (3672, 5104), (3712, 5049), (3828, 4896), (3944, 4752), (4176, 4488), (4224, 4437)]