20756736

素因数分解:

$2^8\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1$

素因数の和:59

約数の個数: 360

約数和(自身を含む): 83100864

約数和(自身を除く): 62344128

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 14, 16, 18, 21, 22, 24, 26, 27, 28, 32, 33, 36, 39, 42, 44, 48, 52, 54, 56, 63, 64, 66, 72, 77, 78, 81, 84, 88, 91, 96, 99, 104, 108, 112, 117, 126, 128, 132, 143, 144, 154, 156, 162, 168, 176, 182, 189, 192, 198, 208, 216, 224, 231, 234, 252, 256, 264, 273, 286, 288, 297, 308, 312, 324, 336, 351, 352, 364, 378, 384, 396, 416, 429, 432, 448, 462, 468, 504, 528, 546, 567, 572, 576, 594, 616, 624, 648, 672, 693, 702, 704, 728, 756, 768, 792, 819, 832, 858, 864, 891, 896, 924, 936, 1001, 1008, 1053, 1056, 1092, 1134, 1144, 1152, 1188, 1232, 1248, 1287, 1296, 1344, 1386, 1404, 1408, 1456, 1512, 1584, 1638, 1664, 1716, 1728, 1782, 1792, 1848, 1872, 2002, 2016, 2079, 2106, 2112, 2184, 2268, 2288, 2304, 2376, 2457, 2464, 2496, 2574, 2592, 2688, 2772, 2808, 2816, 2912, 3003, 3024, 3168, 3276, 3328, 3432, 3456, 3564, 3696, 3744, 3861, 4004, 4032, 4158, 4212, 4224, 4368, 4536, 4576, 4752, 4914, 4928, 4992, 5148, 5184, 5376, 5544, 5616, 5824, 6006, 6048, 6237, 6336, 6552, 6864, 6912, 7128, 7371, 7392, 7488, 7722, 8008, 8064, 8316, 8424, 8448, 8736, 9009, 9072, 9152, 9504, 9828, 9856, 9984, 10296, 10368, 11088, 11232, 11583, 11648, 12012, 12096, 12474, 12672, 13104, 13728, 14256, 14742, 14784, 14976, 15444, 16016, 16128, 16632, 16848, 17472, 18018, 18144, 18304, 19008, 19656, 19712, 20592, 20736, 22176, 22464, 23166, 23296, 24024, 24192, 24948, 25344, 26208, 27027, 27456, 28512, 29484, 29568, 29952, 30888, 32032, 33264, 33696, 34944, 36036, 36288, 36608, 38016, 39312, 41184, 44352, 44928, 46332, 48048, 48384, 49896, 52416, 54054, 54912, 57024, 58968, 59136, 61776, 64064, 66528, 67392, 69888, 72072, 72576, 76032, 78624, 81081, 82368, 88704, 89856, 92664, 96096, 99792, 104832, 108108, 109824, 114048, 117936, 123552, 128128, 133056, 134784, 144144, 145152, 157248, 162162, 164736, 177408, 185328, 192192, 199584, 209664, 216216, 228096, 235872, 247104, 256256, 266112, 269568, 288288, 314496, 324324, 329472, 370656, 384384, 399168, 432432, 471744, 494208, 532224, 576576, 628992, 648648, 741312, 768768, 798336, 864864, 943488, 988416, 1153152, 1297296, 1482624, 1596672, 1729728, 1886976, 2306304, 2594592, 2965248, 3459456, 5189184, 6918912, 10378368, 20756736]

約数ペア:

[(1, 20756736), (2, 10378368), (3, 6918912), (4, 5189184), (6, 3459456), (7, 2965248), (8, 2594592), (9, 2306304), (11, 1886976), (12, 1729728), (13, 1596672), (14, 1482624), (16, 1297296), (18, 1153152), (21, 988416), (22, 943488), (24, 864864), (26, 798336), (27, 768768), (28, 741312), (32, 648648), (33, 628992), (36, 576576), (39, 532224), (42, 494208), (44, 471744), (48, 432432), (52, 399168), (54, 384384), (56, 370656), (63, 329472), (64, 324324), (66, 314496), (72, 288288), (77, 269568), (78, 266112), (81, 256256), (84, 247104), (88, 235872), (91, 228096), (96, 216216), (99, 209664), (104, 199584), (108, 192192), (112, 185328), (117, 177408), (126, 164736), (128, 162162), (132, 157248), (143, 145152), (144, 144144), (154, 134784), (156, 133056), (162, 128128), (168, 123552), (176, 117936), (182, 114048), (189, 109824), (192, 108108), (198, 104832), (208, 99792), (216, 96096), (224, 92664), (231, 89856), (234, 88704), (252, 82368), (256, 81081), (264, 78624), (273, 76032), (286, 72576), (288, 72072), (297, 69888), (308, 67392), (312, 66528), (324, 64064), (336, 61776), (351, 59136), (352, 58968), (364, 57024), (378, 54912), (384, 54054), (396, 52416), (416, 49896), (429, 48384), (432, 48048), (448, 46332), (462, 44928), (468, 44352), (504, 41184), (528, 39312), (546, 38016), (567, 36608), (572, 36288), (576, 36036), (594, 34944), (616, 33696), (624, 33264), (648, 32032), (672, 30888), (693, 29952), (702, 29568), (704, 29484), (728, 28512), (756, 27456), (768, 27027), (792, 26208), (819, 25344), (832, 24948), (858, 24192), (864, 24024), (891, 23296), (896, 23166), (924, 22464), (936, 22176), (1001, 20736), (1008, 20592), (1053, 19712), (1056, 19656), (1092, 19008), (1134, 18304), (1144, 18144), (1152, 18018), (1188, 17472), (1232, 16848), (1248, 16632), (1287, 16128), (1296, 16016), (1344, 15444), (1386, 14976), (1404, 14784), (1408, 14742), (1456, 14256), (1512, 13728), (1584, 13104), (1638, 12672), (1664, 12474), (1716, 12096), (1728, 12012), (1782, 11648), (1792, 11583), (1848, 11232), (1872, 11088), (2002, 10368), (2016, 10296), (2079, 9984), (2106, 9856), (2112, 9828), (2184, 9504), (2268, 9152), (2288, 9072), (2304, 9009), (2376, 8736), (2457, 8448), (2464, 8424), (2496, 8316), (2574, 8064), (2592, 8008), (2688, 7722), (2772, 7488), (2808, 7392), (2816, 7371), (2912, 7128), (3003, 6912), (3024, 6864), (3168, 6552), (3276, 6336), (3328, 6237), (3432, 6048), (3456, 6006), (3564, 5824), (3696, 5616), (3744, 5544), (3861, 5376), (4004, 5184), (4032, 5148), (4158, 4992), (4212, 4928), (4224, 4914), (4368, 4752), (4536, 4576)]