20413008

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{263}}^1$

素因数の和:302

約数の個数: 180

約数和(自身を含む): 72772128

約数和(自身を除く): 52359120

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 33, 36, 42, 44, 48, 49, 56, 63, 66, 72, 77, 84, 88, 98, 99, 112, 126, 132, 144, 147, 154, 168, 176, 196, 198, 231, 252, 263, 264, 294, 308, 336, 392, 396, 441, 462, 504, 526, 528, 539, 588, 616, 693, 784, 789, 792, 882, 924, 1008, 1052, 1078, 1176, 1232, 1386, 1578, 1584, 1617, 1764, 1841, 1848, 2104, 2156, 2352, 2367, 2772, 2893, 3156, 3234, 3528, 3682, 3696, 4208, 4312, 4734, 4851, 5523, 5544, 5786, 6312, 6468, 7056, 7364, 8624, 8679, 9468, 9702, 11046, 11088, 11572, 12624, 12887, 12936, 14728, 16569, 17358, 18936, 19404, 20251, 22092, 23144, 25774, 25872, 26037, 29456, 33138, 34716, 37872, 38661, 38808, 40502, 44184, 46288, 51548, 52074, 60753, 66276, 69432, 77322, 77616, 81004, 88368, 103096, 104148, 115983, 121506, 132552, 138864, 141757, 154644, 162008, 182259, 206192, 208296, 231966, 243012, 265104, 283514, 309288, 324016, 364518, 416592, 425271, 463932, 486024, 567028, 618576, 729036, 850542, 927864, 972048, 1134056, 1275813, 1458072, 1701084, 1855728, 2268112, 2551626, 2916144, 3402168, 5103252, 6804336, 10206504, 20413008]

約数ペア:

[(1, 20413008), (2, 10206504), (3, 6804336), (4, 5103252), (6, 3402168), (7, 2916144), (8, 2551626), (9, 2268112), (11, 1855728), (12, 1701084), (14, 1458072), (16, 1275813), (18, 1134056), (21, 972048), (22, 927864), (24, 850542), (28, 729036), (33, 618576), (36, 567028), (42, 486024), (44, 463932), (48, 425271), (49, 416592), (56, 364518), (63, 324016), (66, 309288), (72, 283514), (77, 265104), (84, 243012), (88, 231966), (98, 208296), (99, 206192), (112, 182259), (126, 162008), (132, 154644), (144, 141757), (147, 138864), (154, 132552), (168, 121506), (176, 115983), (196, 104148), (198, 103096), (231, 88368), (252, 81004), (263, 77616), (264, 77322), (294, 69432), (308, 66276), (336, 60753), (392, 52074), (396, 51548), (441, 46288), (462, 44184), (504, 40502), (526, 38808), (528, 38661), (539, 37872), (588, 34716), (616, 33138), (693, 29456), (784, 26037), (789, 25872), (792, 25774), (882, 23144), (924, 22092), (1008, 20251), (1052, 19404), (1078, 18936), (1176, 17358), (1232, 16569), (1386, 14728), (1578, 12936), (1584, 12887), (1617, 12624), (1764, 11572), (1841, 11088), (1848, 11046), (2104, 9702), (2156, 9468), (2352, 8679), (2367, 8624), (2772, 7364), (2893, 7056), (3156, 6468), (3234, 6312), (3528, 5786), (3682, 5544), (3696, 5523), (4208, 4851), (4312, 4734)]