18821321568

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{163789}}^1$

素因数の和:163834

約数の個数: 192

約数和(自身を含む): 66040128000

約数和(自身を除く): 47218806432

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 27, 28, 32, 36, 38, 42, 48, 54, 56, 57, 63, 72, 76, 84, 96, 108, 112, 114, 126, 133, 144, 152, 168, 171, 189, 216, 224, 228, 252, 266, 288, 304, 336, 342, 378, 399, 432, 456, 504, 513, 532, 608, 672, 684, 756, 798, 864, 912, 1008, 1026, 1064, 1197, 1368, 1512, 1596, 1824, 2016, 2052, 2128, 2394, 2736, 3024, 3192, 3591, 4104, 4256, 4788, 5472, 6048, 6384, 7182, 8208, 9576, 12768, 14364, 16416, 19152, 28728, 38304, 57456, 114912, 163789, 327578, 491367, 655156, 982734, 1146523, 1310312, 1474101, 1965468, 2293046, 2620624, 2948202, 3111991, 3439569, 3930936, 4422303, 4586092, 5241248, 5896404, 6223982, 6879138, 7861872, 8844606, 9172184, 9335973, 10318707, 11792808, 12447964, 13758276, 15723744, 17689212, 18344368, 18671946, 20637414, 21783937, 23585616, 24895928, 27516552, 28007919, 30956121, 35378424, 36688736, 37343892, 41274828, 43567874, 47171232, 49791856, 55033104, 56015838, 61912242, 65351811, 70756848, 74687784, 82549656, 84023757, 87135748, 99583712, 110066208, 112031676, 123824484, 130703622, 141513696, 149375568, 165099312, 168047514, 174271496, 196055433, 224063352, 247648968, 261407244, 298751136, 330198624, 336095028, 348542992, 392110866, 448126704, 495297936, 522814488, 588166299, 672190056, 697085984, 784221732, 896253408, 990595872, 1045628976, 1176332598, 1344380112, 1568443464, 2091257952, 2352665196, 2688760224, 3136886928, 4705330392, 6273773856, 9410660784, 18821321568]

約数ペア:

[(1, 18821321568), (2, 9410660784), (3, 6273773856), (4, 4705330392), (6, 3136886928), (7, 2688760224), (8, 2352665196), (9, 2091257952), (12, 1568443464), (14, 1344380112), (16, 1176332598), (18, 1045628976), (19, 990595872), (21, 896253408), (24, 784221732), (27, 697085984), (28, 672190056), (32, 588166299), (36, 522814488), (38, 495297936), (42, 448126704), (48, 392110866), (54, 348542992), (56, 336095028), (57, 330198624), (63, 298751136), (72, 261407244), (76, 247648968), (84, 224063352), (96, 196055433), (108, 174271496), (112, 168047514), (114, 165099312), (126, 149375568), (133, 141513696), (144, 130703622), (152, 123824484), (168, 112031676), (171, 110066208), (189, 99583712), (216, 87135748), (224, 84023757), (228, 82549656), (252, 74687784), (266, 70756848), (288, 65351811), (304, 61912242), (336, 56015838), (342, 55033104), (378, 49791856), (399, 47171232), (432, 43567874), (456, 41274828), (504, 37343892), (513, 36688736), (532, 35378424), (608, 30956121), (672, 28007919), (684, 27516552), (756, 24895928), (798, 23585616), (864, 21783937), (912, 20637414), (1008, 18671946), (1026, 18344368), (1064, 17689212), (1197, 15723744), (1368, 13758276), (1512, 12447964), (1596, 11792808), (1824, 10318707), (2016, 9335973), (2052, 9172184), (2128, 8844606), (2394, 7861872), (2736, 6879138), (3024, 6223982), (3192, 5896404), (3591, 5241248), (4104, 4586092), (4256, 4422303), (4788, 3930936), (5472, 3439569), (6048, 3111991), (6384, 2948202), (7182, 2620624), (8208, 2293046), (9576, 1965468), (12768, 1474101), (14364, 1310312), (16416, 1146523), (19152, 982734), (28728, 655156), (38304, 491367), (57456, 327578), (114912, 163789)]