20468448

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:118

約数の個数: 288

約数和(自身を含む): 79252992

約数和(自身を除く): 58784544

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 14, 16, 18, 21, 22, 24, 26, 28, 32, 33, 36, 39, 42, 44, 48, 52, 56, 63, 66, 71, 72, 77, 78, 84, 88, 91, 96, 99, 104, 112, 117, 126, 132, 142, 143, 144, 154, 156, 168, 176, 182, 198, 208, 213, 224, 231, 234, 252, 264, 273, 284, 286, 288, 308, 312, 336, 352, 364, 396, 416, 426, 429, 462, 468, 497, 504, 528, 546, 568, 572, 616, 624, 639, 672, 693, 728, 781, 792, 819, 852, 858, 923, 924, 936, 994, 1001, 1008, 1056, 1092, 1136, 1144, 1232, 1248, 1278, 1287, 1386, 1456, 1491, 1562, 1584, 1638, 1704, 1716, 1846, 1848, 1872, 1988, 2002, 2016, 2184, 2272, 2288, 2343, 2464, 2556, 2574, 2769, 2772, 2912, 2982, 3003, 3124, 3168, 3276, 3408, 3432, 3692, 3696, 3744, 3976, 4004, 4368, 4473, 4576, 4686, 5112, 5148, 5467, 5538, 5544, 5964, 6006, 6248, 6461, 6552, 6816, 6864, 7029, 7384, 7392, 7952, 8008, 8307, 8736, 8946, 9009, 9372, 10153, 10224, 10296, 10934, 11076, 11088, 11928, 12012, 12496, 12922, 13104, 13728, 14058, 14768, 15904, 16016, 16401, 16614, 17892, 18018, 18744, 19383, 20306, 20448, 20592, 21868, 22152, 22176, 23856, 24024, 24992, 25844, 26208, 28116, 29536, 30459, 32032, 32802, 33228, 35784, 36036, 37488, 38766, 40612, 41184, 43736, 44304, 47712, 48048, 49203, 51688, 56232, 58149, 60918, 65604, 66456, 71071, 71568, 72072, 74976, 77532, 81224, 87472, 88608, 91377, 96096, 98406, 103376, 112464, 116298, 121836, 131208, 132912, 142142, 143136, 144144, 155064, 162448, 174944, 182754, 196812, 206752, 213213, 224928, 232596, 243672, 262416, 265824, 284284, 288288, 310128, 324896, 365508, 393624, 426426, 465192, 487344, 524832, 568568, 620256, 639639, 731016, 787248, 852852, 930384, 974688, 1137136, 1279278, 1462032, 1574496, 1705704, 1860768, 2274272, 2558556, 2924064, 3411408, 5117112, 6822816, 10234224, 20468448]

約数ペア:

[(1, 20468448), (2, 10234224), (3, 6822816), (4, 5117112), (6, 3411408), (7, 2924064), (8, 2558556), (9, 2274272), (11, 1860768), (12, 1705704), (13, 1574496), (14, 1462032), (16, 1279278), (18, 1137136), (21, 974688), (22, 930384), (24, 852852), (26, 787248), (28, 731016), (32, 639639), (33, 620256), (36, 568568), (39, 524832), (42, 487344), (44, 465192), (48, 426426), (52, 393624), (56, 365508), (63, 324896), (66, 310128), (71, 288288), (72, 284284), (77, 265824), (78, 262416), (84, 243672), (88, 232596), (91, 224928), (96, 213213), (99, 206752), (104, 196812), (112, 182754), (117, 174944), (126, 162448), (132, 155064), (142, 144144), (143, 143136), (144, 142142), (154, 132912), (156, 131208), (168, 121836), (176, 116298), (182, 112464), (198, 103376), (208, 98406), (213, 96096), (224, 91377), (231, 88608), (234, 87472), (252, 81224), (264, 77532), (273, 74976), (284, 72072), (286, 71568), (288, 71071), (308, 66456), (312, 65604), (336, 60918), (352, 58149), (364, 56232), (396, 51688), (416, 49203), (426, 48048), (429, 47712), (462, 44304), (468, 43736), (497, 41184), (504, 40612), (528, 38766), (546, 37488), (568, 36036), (572, 35784), (616, 33228), (624, 32802), (639, 32032), (672, 30459), (693, 29536), (728, 28116), (781, 26208), (792, 25844), (819, 24992), (852, 24024), (858, 23856), (923, 22176), (924, 22152), (936, 21868), (994, 20592), (1001, 20448), (1008, 20306), (1056, 19383), (1092, 18744), (1136, 18018), (1144, 17892), (1232, 16614), (1248, 16401), (1278, 16016), (1287, 15904), (1386, 14768), (1456, 14058), (1491, 13728), (1562, 13104), (1584, 12922), (1638, 12496), (1704, 12012), (1716, 11928), (1846, 11088), (1848, 11076), (1872, 10934), (1988, 10296), (2002, 10224), (2016, 10153), (2184, 9372), (2272, 9009), (2288, 8946), (2343, 8736), (2464, 8307), (2556, 8008), (2574, 7952), (2769, 7392), (2772, 7384), (2912, 7029), (2982, 6864), (3003, 6816), (3124, 6552), (3168, 6461), (3276, 6248), (3408, 6006), (3432, 5964), (3692, 5544), (3696, 5538), (3744, 5467), (3976, 5148), (4004, 5112), (4368, 4686), (4473, 4576)]