2047868928

素因数分解:

$2^{20}\times 3^2\times 7^1\times {\mathrm{31}}^1$

素因数の和:84

約数の個数: 252

約数和(自身を含む): 6979318528

約数和(自身を除く): 4931449600

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 48, 56, 62, 63, 64, 72, 84, 93, 96, 112, 124, 126, 128, 144, 168, 186, 192, 217, 224, 248, 252, 256, 279, 288, 336, 372, 384, 434, 448, 496, 504, 512, 558, 576, 651, 672, 744, 768, 868, 896, 992, 1008, 1024, 1116, 1152, 1302, 1344, 1488, 1536, 1736, 1792, 1953, 1984, 2016, 2048, 2232, 2304, 2604, 2688, 2976, 3072, 3472, 3584, 3906, 3968, 4032, 4096, 4464, 4608, 5208, 5376, 5952, 6144, 6944, 7168, 7812, 7936, 8064, 8192, 8928, 9216, 10416, 10752, 11904, 12288, 13888, 14336, 15624, 15872, 16128, 16384, 17856, 18432, 20832, 21504, 23808, 24576, 27776, 28672, 31248, 31744, 32256, 32768, 35712, 36864, 41664, 43008, 47616, 49152, 55552, 57344, 62496, 63488, 64512, 65536, 71424, 73728, 83328, 86016, 95232, 98304, 111104, 114688, 124992, 126976, 129024, 131072, 142848, 147456, 166656, 172032, 190464, 196608, 222208, 229376, 249984, 253952, 258048, 262144, 285696, 294912, 333312, 344064, 380928, 393216, 444416, 458752, 499968, 507904, 516096, 524288, 571392, 589824, 666624, 688128, 761856, 786432, 888832, 917504, 999936, 1015808, 1032192, 1048576, 1142784, 1179648, 1333248, 1376256, 1523712, 1572864, 1777664, 1835008, 1999872, 2031616, 2064384, 2285568, 2359296, 2666496, 2752512, 3047424, 3145728, 3555328, 3670016, 3999744, 4063232, 4128768, 4571136, 4718592, 5332992, 5505024, 6094848, 7110656, 7340032, 7999488, 8126464, 8257536, 9142272, 9437184, 10665984, 11010048, 12189696, 14221312, 15998976, 16252928, 16515072, 18284544, 21331968, 22020096, 24379392, 28442624, 31997952, 32505856, 33030144, 36569088, 42663936, 48758784, 56885248, 63995904, 66060288, 73138176, 85327872, 97517568, 113770496, 127991808, 146276352, 170655744, 227540992, 255983616, 292552704, 341311488, 511967232, 682622976, 1023934464, 2047868928]

約数ペア:

[(1, 2047868928), (2, 1023934464), (3, 682622976), (4, 511967232), (6, 341311488), (7, 292552704), (8, 255983616), (9, 227540992), (12, 170655744), (14, 146276352), (16, 127991808), (18, 113770496), (21, 97517568), (24, 85327872), (28, 73138176), (31, 66060288), (32, 63995904), (36, 56885248), (42, 48758784), (48, 42663936), (56, 36569088), (62, 33030144), (63, 32505856), (64, 31997952), (72, 28442624), (84, 24379392), (93, 22020096), (96, 21331968), (112, 18284544), (124, 16515072), (126, 16252928), (128, 15998976), (144, 14221312), (168, 12189696), (186, 11010048), (192, 10665984), (217, 9437184), (224, 9142272), (248, 8257536), (252, 8126464), (256, 7999488), (279, 7340032), (288, 7110656), (336, 6094848), (372, 5505024), (384, 5332992), (434, 4718592), (448, 4571136), (496, 4128768), (504, 4063232), (512, 3999744), (558, 3670016), (576, 3555328), (651, 3145728), (672, 3047424), (744, 2752512), (768, 2666496), (868, 2359296), (896, 2285568), (992, 2064384), (1008, 2031616), (1024, 1999872), (1116, 1835008), (1152, 1777664), (1302, 1572864), (1344, 1523712), (1488, 1376256), (1536, 1333248), (1736, 1179648), (1792, 1142784), (1953, 1048576), (1984, 1032192), (2016, 1015808), (2048, 999936), (2232, 917504), (2304, 888832), (2604, 786432), (2688, 761856), (2976, 688128), (3072, 666624), (3472, 589824), (3584, 571392), (3906, 524288), (3968, 516096), (4032, 507904), (4096, 499968), (4464, 458752), (4608, 444416), (5208, 393216), (5376, 380928), (5952, 344064), (6144, 333312), (6944, 294912), (7168, 285696), (7812, 262144), (7936, 258048), (8064, 253952), (8192, 249984), (8928, 229376), (9216, 222208), (10416, 196608), (10752, 190464), (11904, 172032), (12288, 166656), (13888, 147456), (14336, 142848), (15624, 131072), (15872, 129024), (16128, 126976), (16384, 124992), (17856, 114688), (18432, 111104), (20832, 98304), (21504, 95232), (23808, 86016), (24576, 83328), (27776, 73728), (28672, 71424), (31248, 65536), (31744, 64512), (32256, 63488), (32768, 62496), (35712, 57344), (36864, 55552), (41664, 49152), (43008, 47616)]