19840128

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1$

素因数の和:107

約数の個数: 192

約数和(自身を含む): 67287360

約数和(自身を除く): 47447232

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 61, 64, 66, 77, 84, 88, 96, 112, 121, 122, 128, 132, 154, 168, 176, 183, 192, 224, 231, 242, 244, 264, 308, 336, 352, 363, 366, 384, 427, 448, 462, 484, 488, 528, 616, 671, 672, 704, 726, 732, 847, 854, 896, 924, 968, 976, 1056, 1232, 1281, 1342, 1344, 1408, 1452, 1464, 1694, 1708, 1848, 1936, 1952, 2013, 2112, 2464, 2541, 2562, 2684, 2688, 2904, 2928, 3388, 3416, 3696, 3872, 3904, 4026, 4224, 4697, 4928, 5082, 5124, 5368, 5808, 5856, 6776, 6832, 7381, 7392, 7744, 7808, 8052, 9394, 9856, 10164, 10248, 10736, 11616, 11712, 13552, 13664, 14091, 14762, 14784, 15488, 16104, 18788, 20328, 20496, 21472, 22143, 23232, 23424, 27104, 27328, 28182, 29524, 29568, 32208, 37576, 40656, 40992, 42944, 44286, 46464, 51667, 54208, 54656, 56364, 59048, 64416, 75152, 81312, 81984, 85888, 88572, 103334, 108416, 112728, 118096, 128832, 150304, 155001, 162624, 163968, 177144, 206668, 225456, 236192, 257664, 300608, 310002, 325248, 354288, 413336, 450912, 472384, 601216, 620004, 708576, 826672, 901824, 944768, 1240008, 1417152, 1653344, 1803648, 2480016, 2834304, 3306688, 4960032, 6613376, 9920064, 19840128]

約数ペア:

[(1, 19840128), (2, 9920064), (3, 6613376), (4, 4960032), (6, 3306688), (7, 2834304), (8, 2480016), (11, 1803648), (12, 1653344), (14, 1417152), (16, 1240008), (21, 944768), (22, 901824), (24, 826672), (28, 708576), (32, 620004), (33, 601216), (42, 472384), (44, 450912), (48, 413336), (56, 354288), (61, 325248), (64, 310002), (66, 300608), (77, 257664), (84, 236192), (88, 225456), (96, 206668), (112, 177144), (121, 163968), (122, 162624), (128, 155001), (132, 150304), (154, 128832), (168, 118096), (176, 112728), (183, 108416), (192, 103334), (224, 88572), (231, 85888), (242, 81984), (244, 81312), (264, 75152), (308, 64416), (336, 59048), (352, 56364), (363, 54656), (366, 54208), (384, 51667), (427, 46464), (448, 44286), (462, 42944), (484, 40992), (488, 40656), (528, 37576), (616, 32208), (671, 29568), (672, 29524), (704, 28182), (726, 27328), (732, 27104), (847, 23424), (854, 23232), (896, 22143), (924, 21472), (968, 20496), (976, 20328), (1056, 18788), (1232, 16104), (1281, 15488), (1342, 14784), (1344, 14762), (1408, 14091), (1452, 13664), (1464, 13552), (1694, 11712), (1708, 11616), (1848, 10736), (1936, 10248), (1952, 10164), (2013, 9856), (2112, 9394), (2464, 8052), (2541, 7808), (2562, 7744), (2684, 7392), (2688, 7381), (2904, 6832), (2928, 6776), (3388, 5856), (3416, 5808), (3696, 5368), (3872, 5124), (3904, 5082), (4026, 4928), (4224, 4697)]