20471478048

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{607}}^1\times {\mathrm{16729}}^1$

素因数の和:17359

約数の個数: 144

約数和(自身を含む): 66645895680

約数和(自身を除く): 46174417632

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 607, 672, 1008, 1214, 1821, 2016, 2428, 3642, 4249, 4856, 5463, 7284, 8498, 9712, 10926, 12747, 14568, 16729, 16996, 19424, 21852, 25494, 29136, 33458, 33992, 38241, 43704, 50187, 50988, 58272, 66916, 67984, 76482, 87408, 100374, 101976, 117103, 133832, 135968, 150561, 152964, 174816, 200748, 203952, 234206, 267664, 301122, 305928, 351309, 401496, 407904, 468412, 535328, 602244, 611856, 702618, 802992, 936824, 1053927, 1204488, 1223712, 1405236, 1605984, 1873648, 2107854, 2408976, 2810472, 3747296, 4215708, 4817952, 5620944, 8431416, 10154503, 11241888, 16862832, 20309006, 30463509, 33725664, 40618012, 60927018, 71081521, 81236024, 91390527, 121854036, 142163042, 162472048, 182781054, 213244563, 243708072, 284326084, 324944096, 365562108, 426489126, 487416144, 568652168, 639733689, 731124216, 852978252, 974832288, 1137304336, 1279467378, 1462248432, 1705956504, 2274608672, 2558934756, 2924496864, 3411913008, 5117869512, 6823826016, 10235739024, 20471478048]

約数ペア:

[(1, 20471478048), (2, 10235739024), (3, 6823826016), (4, 5117869512), (6, 3411913008), (7, 2924496864), (8, 2558934756), (9, 2274608672), (12, 1705956504), (14, 1462248432), (16, 1279467378), (18, 1137304336), (21, 974832288), (24, 852978252), (28, 731124216), (32, 639733689), (36, 568652168), (42, 487416144), (48, 426489126), (56, 365562108), (63, 324944096), (72, 284326084), (84, 243708072), (96, 213244563), (112, 182781054), (126, 162472048), (144, 142163042), (168, 121854036), (224, 91390527), (252, 81236024), (288, 71081521), (336, 60927018), (504, 40618012), (607, 33725664), (672, 30463509), (1008, 20309006), (1214, 16862832), (1821, 11241888), (2016, 10154503), (2428, 8431416), (3642, 5620944), (4249, 4817952), (4856, 4215708), (5463, 3747296), (7284, 2810472), (8498, 2408976), (9712, 2107854), (10926, 1873648), (12747, 1605984), (14568, 1405236), (16729, 1223712), (16996, 1204488), (19424, 1053927), (21852, 936824), (25494, 802992), (29136, 702618), (33458, 611856), (33992, 602244), (38241, 535328), (43704, 468412), (50187, 407904), (50988, 401496), (58272, 351309), (66916, 305928), (67984, 301122), (76482, 267664), (87408, 234206), (100374, 203952), (101976, 200748), (117103, 174816), (133832, 152964), (135968, 150561)]