18966528

素因数分解:

$2^{11}\times 3^3\times 7^3$

素因数の和:52

約数の個数: 192

約数和(自身を含む): 65520000

約数和(自身を除く): 46553472

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 84, 96, 98, 108, 112, 126, 128, 144, 147, 168, 189, 192, 196, 216, 224, 252, 256, 288, 294, 336, 343, 378, 384, 392, 432, 441, 448, 504, 512, 576, 588, 672, 686, 756, 768, 784, 864, 882, 896, 1008, 1024, 1029, 1152, 1176, 1323, 1344, 1372, 1512, 1536, 1568, 1728, 1764, 1792, 2016, 2048, 2058, 2304, 2352, 2646, 2688, 2744, 3024, 3072, 3087, 3136, 3456, 3528, 3584, 4032, 4116, 4608, 4704, 5292, 5376, 5488, 6048, 6144, 6174, 6272, 6912, 7056, 7168, 8064, 8232, 9216, 9261, 9408, 10584, 10752, 10976, 12096, 12348, 12544, 13824, 14112, 14336, 16128, 16464, 18432, 18522, 18816, 21168, 21504, 21952, 24192, 24696, 25088, 27648, 28224, 32256, 32928, 37044, 37632, 42336, 43008, 43904, 48384, 49392, 50176, 55296, 56448, 64512, 65856, 74088, 75264, 84672, 87808, 96768, 98784, 100352, 112896, 129024, 131712, 148176, 150528, 169344, 175616, 193536, 197568, 225792, 263424, 296352, 301056, 338688, 351232, 387072, 395136, 451584, 526848, 592704, 677376, 702464, 790272, 903168, 1053696, 1185408, 1354752, 1580544, 2107392, 2370816, 2709504, 3161088, 4741632, 6322176, 9483264, 18966528]

約数ペア:

[(1, 18966528), (2, 9483264), (3, 6322176), (4, 4741632), (6, 3161088), (7, 2709504), (8, 2370816), (9, 2107392), (12, 1580544), (14, 1354752), (16, 1185408), (18, 1053696), (21, 903168), (24, 790272), (27, 702464), (28, 677376), (32, 592704), (36, 526848), (42, 451584), (48, 395136), (49, 387072), (54, 351232), (56, 338688), (63, 301056), (64, 296352), (72, 263424), (84, 225792), (96, 197568), (98, 193536), (108, 175616), (112, 169344), (126, 150528), (128, 148176), (144, 131712), (147, 129024), (168, 112896), (189, 100352), (192, 98784), (196, 96768), (216, 87808), (224, 84672), (252, 75264), (256, 74088), (288, 65856), (294, 64512), (336, 56448), (343, 55296), (378, 50176), (384, 49392), (392, 48384), (432, 43904), (441, 43008), (448, 42336), (504, 37632), (512, 37044), (576, 32928), (588, 32256), (672, 28224), (686, 27648), (756, 25088), (768, 24696), (784, 24192), (864, 21952), (882, 21504), (896, 21168), (1008, 18816), (1024, 18522), (1029, 18432), (1152, 16464), (1176, 16128), (1323, 14336), (1344, 14112), (1372, 13824), (1512, 12544), (1536, 12348), (1568, 12096), (1728, 10976), (1764, 10752), (1792, 10584), (2016, 9408), (2048, 9261), (2058, 9216), (2304, 8232), (2352, 8064), (2646, 7168), (2688, 7056), (2744, 6912), (3024, 6272), (3072, 6174), (3087, 6144), (3136, 6048), (3456, 5488), (3528, 5376), (3584, 5292), (4032, 4704), (4116, 4608)]