20789526528

素因数分解:

$2^{16}\times 3^3\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:451

約数の個数: 272

約数和(自身を含む): 63752934400

約数和(自身を除く): 42963407872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 93, 96, 108, 124, 128, 144, 186, 192, 216, 248, 256, 279, 288, 372, 379, 384, 432, 496, 512, 558, 576, 744, 758, 768, 837, 864, 992, 1024, 1116, 1137, 1152, 1488, 1516, 1536, 1674, 1728, 1984, 2048, 2232, 2274, 2304, 2976, 3032, 3072, 3348, 3411, 3456, 3968, 4096, 4464, 4548, 4608, 5952, 6064, 6144, 6696, 6822, 6912, 7936, 8192, 8928, 9096, 9216, 10233, 11749, 11904, 12128, 12288, 13392, 13644, 13824, 15872, 16384, 17856, 18192, 18432, 20466, 23498, 23808, 24256, 24576, 26784, 27288, 27648, 31744, 32768, 35247, 35712, 36384, 36864, 40932, 46996, 47616, 48512, 49152, 53568, 54576, 55296, 63488, 65536, 70494, 71424, 72768, 73728, 81864, 93992, 95232, 97024, 98304, 105741, 107136, 109152, 110592, 126976, 140988, 142848, 145536, 147456, 163728, 187984, 190464, 194048, 196608, 211482, 214272, 218304, 221184, 253952, 281976, 285696, 291072, 294912, 317223, 327456, 375968, 380928, 388096, 422964, 428544, 436608, 442368, 507904, 563952, 571392, 582144, 589824, 634446, 654912, 751936, 761856, 776192, 845928, 857088, 873216, 884736, 1015808, 1127904, 1142784, 1164288, 1268892, 1309824, 1503872, 1523712, 1552384, 1691856, 1714176, 1746432, 1769472, 2031616, 2255808, 2285568, 2328576, 2537784, 2619648, 3007744, 3047424, 3104768, 3383712, 3428352, 3492864, 4511616, 4571136, 4657152, 5075568, 5239296, 6015488, 6094848, 6209536, 6767424, 6856704, 6985728, 9023232, 9142272, 9314304, 10151136, 10478592, 12030976, 12419072, 13534848, 13713408, 13971456, 18046464, 18284544, 18628608, 20302272, 20957184, 24061952, 24838144, 27069696, 27426816, 27942912, 36092928, 37257216, 40604544, 41914368, 48123904, 54139392, 54853632, 55885824, 72185856, 74514432, 81209088, 83828736, 96247808, 108278784, 111771648, 144371712, 162418176, 167657472, 192495616, 216557568, 223543296, 288743424, 324836352, 335314944, 384991232, 433115136, 577486848, 649672704, 670629888, 769982464, 866230272, 1154973696, 1299345408, 1732460544, 2309947392, 2598690816, 3464921088, 5197381632, 6929842176, 10394763264, 20789526528]

約数ペア:

[(1, 20789526528), (2, 10394763264), (3, 6929842176), (4, 5197381632), (6, 3464921088), (8, 2598690816), (9, 2309947392), (12, 1732460544), (16, 1299345408), (18, 1154973696), (24, 866230272), (27, 769982464), (31, 670629888), (32, 649672704), (36, 577486848), (48, 433115136), (54, 384991232), (62, 335314944), (64, 324836352), (72, 288743424), (93, 223543296), (96, 216557568), (108, 192495616), (124, 167657472), (128, 162418176), (144, 144371712), (186, 111771648), (192, 108278784), (216, 96247808), (248, 83828736), (256, 81209088), (279, 74514432), (288, 72185856), (372, 55885824), (379, 54853632), (384, 54139392), (432, 48123904), (496, 41914368), (512, 40604544), (558, 37257216), (576, 36092928), (744, 27942912), (758, 27426816), (768, 27069696), (837, 24838144), (864, 24061952), (992, 20957184), (1024, 20302272), (1116, 18628608), (1137, 18284544), (1152, 18046464), (1488, 13971456), (1516, 13713408), (1536, 13534848), (1674, 12419072), (1728, 12030976), (1984, 10478592), (2048, 10151136), (2232, 9314304), (2274, 9142272), (2304, 9023232), (2976, 6985728), (3032, 6856704), (3072, 6767424), (3348, 6209536), (3411, 6094848), (3456, 6015488), (3968, 5239296), (4096, 5075568), (4464, 4657152), (4548, 4571136), (4608, 4511616), (5952, 3492864), (6064, 3428352), (6144, 3383712), (6696, 3104768), (6822, 3047424), (6912, 3007744), (7936, 2619648), (8192, 2537784), (8928, 2328576), (9096, 2285568), (9216, 2255808), (10233, 2031616), (11749, 1769472), (11904, 1746432), (12128, 1714176), (12288, 1691856), (13392, 1552384), (13644, 1523712), (13824, 1503872), (15872, 1309824), (16384, 1268892), (17856, 1164288), (18192, 1142784), (18432, 1127904), (20466, 1015808), (23498, 884736), (23808, 873216), (24256, 857088), (24576, 845928), (26784, 776192), (27288, 761856), (27648, 751936), (31744, 654912), (32768, 634446), (35247, 589824), (35712, 582144), (36384, 571392), (36864, 563952), (40932, 507904), (46996, 442368), (47616, 436608), (48512, 428544), (49152, 422964), (53568, 388096), (54576, 380928), (55296, 375968), (63488, 327456), (65536, 317223), (70494, 294912), (71424, 291072), (72768, 285696), (73728, 281976), (81864, 253952), (93992, 221184), (95232, 218304), (97024, 214272), (98304, 211482), (105741, 196608), (107136, 194048), (109152, 190464), (110592, 187984), (126976, 163728), (140988, 147456), (142848, 145536)]