20127744

素因数分解:

$2^{13}\times 3^3\times 7^1\times {\mathrm{13}}^1$

素因数の和:55

約数の個数: 224

約数和(自身を含む): 73395840

約数和(自身を除く): 53268096

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 32, 36, 39, 42, 48, 52, 54, 56, 63, 64, 72, 78, 84, 91, 96, 104, 108, 112, 117, 126, 128, 144, 156, 168, 182, 189, 192, 208, 216, 224, 234, 252, 256, 273, 288, 312, 336, 351, 364, 378, 384, 416, 432, 448, 468, 504, 512, 546, 576, 624, 672, 702, 728, 756, 768, 819, 832, 864, 896, 936, 1008, 1024, 1092, 1152, 1248, 1344, 1404, 1456, 1512, 1536, 1638, 1664, 1728, 1792, 1872, 2016, 2048, 2184, 2304, 2457, 2496, 2688, 2808, 2912, 3024, 3072, 3276, 3328, 3456, 3584, 3744, 4032, 4096, 4368, 4608, 4914, 4992, 5376, 5616, 5824, 6048, 6144, 6552, 6656, 6912, 7168, 7488, 8064, 8192, 8736, 9216, 9828, 9984, 10752, 11232, 11648, 12096, 12288, 13104, 13312, 13824, 14336, 14976, 16128, 17472, 18432, 19656, 19968, 21504, 22464, 23296, 24192, 24576, 26208, 26624, 27648, 28672, 29952, 32256, 34944, 36864, 39312, 39936, 43008, 44928, 46592, 48384, 52416, 53248, 55296, 57344, 59904, 64512, 69888, 73728, 78624, 79872, 86016, 89856, 93184, 96768, 104832, 106496, 110592, 119808, 129024, 139776, 157248, 159744, 172032, 179712, 186368, 193536, 209664, 221184, 239616, 258048, 279552, 314496, 319488, 359424, 372736, 387072, 419328, 479232, 516096, 559104, 628992, 718848, 745472, 774144, 838656, 958464, 1118208, 1257984, 1437696, 1548288, 1677312, 2236416, 2515968, 2875392, 3354624, 5031936, 6709248, 10063872, 20127744]

約数ペア:

[(1, 20127744), (2, 10063872), (3, 6709248), (4, 5031936), (6, 3354624), (7, 2875392), (8, 2515968), (9, 2236416), (12, 1677312), (13, 1548288), (14, 1437696), (16, 1257984), (18, 1118208), (21, 958464), (24, 838656), (26, 774144), (27, 745472), (28, 718848), (32, 628992), (36, 559104), (39, 516096), (42, 479232), (48, 419328), (52, 387072), (54, 372736), (56, 359424), (63, 319488), (64, 314496), (72, 279552), (78, 258048), (84, 239616), (91, 221184), (96, 209664), (104, 193536), (108, 186368), (112, 179712), (117, 172032), (126, 159744), (128, 157248), (144, 139776), (156, 129024), (168, 119808), (182, 110592), (189, 106496), (192, 104832), (208, 96768), (216, 93184), (224, 89856), (234, 86016), (252, 79872), (256, 78624), (273, 73728), (288, 69888), (312, 64512), (336, 59904), (351, 57344), (364, 55296), (378, 53248), (384, 52416), (416, 48384), (432, 46592), (448, 44928), (468, 43008), (504, 39936), (512, 39312), (546, 36864), (576, 34944), (624, 32256), (672, 29952), (702, 28672), (728, 27648), (756, 26624), (768, 26208), (819, 24576), (832, 24192), (864, 23296), (896, 22464), (936, 21504), (1008, 19968), (1024, 19656), (1092, 18432), (1152, 17472), (1248, 16128), (1344, 14976), (1404, 14336), (1456, 13824), (1512, 13312), (1536, 13104), (1638, 12288), (1664, 12096), (1728, 11648), (1792, 11232), (1872, 10752), (2016, 9984), (2048, 9828), (2184, 9216), (2304, 8736), (2457, 8192), (2496, 8064), (2688, 7488), (2808, 7168), (2912, 6912), (3024, 6656), (3072, 6552), (3276, 6144), (3328, 6048), (3456, 5824), (3584, 5616), (3744, 5376), (4032, 4992), (4096, 4914), (4368, 4608)]