20249568

素因数分解:

$2^5\times 3^3\times {\mathrm{23}}^1\times {\mathrm{1019}}^1$

素因数の和:1061

約数の個数: 96

約数和(自身を含む): 61689600

約数和(自身を除く): 41440032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 69, 72, 92, 96, 108, 138, 144, 184, 207, 216, 276, 288, 368, 414, 432, 552, 621, 736, 828, 864, 1019, 1104, 1242, 1656, 2038, 2208, 2484, 3057, 3312, 4076, 4968, 6114, 6624, 8152, 9171, 9936, 12228, 16304, 18342, 19872, 23437, 24456, 27513, 32608, 36684, 46874, 48912, 55026, 70311, 73368, 93748, 97824, 110052, 140622, 146736, 187496, 210933, 220104, 281244, 293472, 374992, 421866, 440208, 562488, 632799, 749984, 843732, 880416, 1124976, 1265598, 1687464, 2249952, 2531196, 3374928, 5062392, 6749856, 10124784, 20249568]

約数ペア:

[(1, 20249568), (2, 10124784), (3, 6749856), (4, 5062392), (6, 3374928), (8, 2531196), (9, 2249952), (12, 1687464), (16, 1265598), (18, 1124976), (23, 880416), (24, 843732), (27, 749984), (32, 632799), (36, 562488), (46, 440208), (48, 421866), (54, 374992), (69, 293472), (72, 281244), (92, 220104), (96, 210933), (108, 187496), (138, 146736), (144, 140622), (184, 110052), (207, 97824), (216, 93748), (276, 73368), (288, 70311), (368, 55026), (414, 48912), (432, 46874), (552, 36684), (621, 32608), (736, 27513), (828, 24456), (864, 23437), (1019, 19872), (1104, 18342), (1242, 16304), (1656, 12228), (2038, 9936), (2208, 9171), (2484, 8152), (3057, 6624), (3312, 6114), (4076, 4968)]