20373024

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:159

約数の個数: 144

約数和(自身を含む): 64120896

約数和(自身を除く): 43747872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 61, 71, 84, 96, 98, 112, 122, 142, 147, 168, 183, 196, 213, 224, 244, 284, 294, 336, 366, 392, 426, 427, 488, 497, 568, 588, 672, 732, 784, 852, 854, 976, 994, 1136, 1176, 1281, 1464, 1491, 1568, 1704, 1708, 1952, 1988, 2272, 2352, 2562, 2928, 2982, 2989, 3408, 3416, 3479, 3976, 4331, 4704, 5124, 5856, 5964, 5978, 6816, 6832, 6958, 7952, 8662, 8967, 10248, 10437, 11928, 11956, 12993, 13664, 13916, 15904, 17324, 17934, 20496, 20874, 23856, 23912, 25986, 27832, 30317, 34648, 35868, 40992, 41748, 47712, 47824, 51972, 55664, 60634, 69296, 71736, 83496, 90951, 95648, 103944, 111328, 121268, 138592, 143472, 166992, 181902, 207888, 212219, 242536, 286944, 333984, 363804, 415776, 424438, 485072, 636657, 727608, 848876, 970144, 1273314, 1455216, 1697752, 2546628, 2910432, 3395504, 5093256, 6791008, 10186512, 20373024]

約数ペア:

[(1, 20373024), (2, 10186512), (3, 6791008), (4, 5093256), (6, 3395504), (7, 2910432), (8, 2546628), (12, 1697752), (14, 1455216), (16, 1273314), (21, 970144), (24, 848876), (28, 727608), (32, 636657), (42, 485072), (48, 424438), (49, 415776), (56, 363804), (61, 333984), (71, 286944), (84, 242536), (96, 212219), (98, 207888), (112, 181902), (122, 166992), (142, 143472), (147, 138592), (168, 121268), (183, 111328), (196, 103944), (213, 95648), (224, 90951), (244, 83496), (284, 71736), (294, 69296), (336, 60634), (366, 55664), (392, 51972), (426, 47824), (427, 47712), (488, 41748), (497, 40992), (568, 35868), (588, 34648), (672, 30317), (732, 27832), (784, 25986), (852, 23912), (854, 23856), (976, 20874), (994, 20496), (1136, 17934), (1176, 17324), (1281, 15904), (1464, 13916), (1491, 13664), (1568, 12993), (1704, 11956), (1708, 11928), (1952, 10437), (1988, 10248), (2272, 8967), (2352, 8662), (2562, 7952), (2928, 6958), (2982, 6832), (2989, 6816), (3408, 5978), (3416, 5964), (3479, 5856), (3976, 5124), (4331, 4704)]