2019578992

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{337}}^1$

素因数の和:626

約数の個数: 80

約数和(自身を含む): 4128164352

約数和(自身を除く): 2108585360

約数列:

[1, 2, 4, 8, 16, 37, 53, 74, 106, 148, 191, 212, 296, 337, 382, 424, 592, 674, 764, 848, 1348, 1528, 1961, 2696, 3056, 3922, 5392, 7067, 7844, 10123, 12469, 14134, 15688, 17861, 20246, 24938, 28268, 31376, 35722, 40492, 49876, 56536, 64367, 71444, 80984, 99752, 113072, 128734, 142888, 161968, 199504, 257468, 285776, 374551, 514936, 660857, 749102, 1029872, 1321714, 1498204, 2381579, 2643428, 2996408, 3411451, 4763158, 5286856, 5992816, 6822902, 9526316, 10573712, 13645804, 19052632, 27291608, 38105264, 54583216, 126223687, 252447374, 504894748, 1009789496, 2019578992]

約数ペア:

[(1, 2019578992), (2, 1009789496), (4, 504894748), (8, 252447374), (16, 126223687), (37, 54583216), (53, 38105264), (74, 27291608), (106, 19052632), (148, 13645804), (191, 10573712), (212, 9526316), (296, 6822902), (337, 5992816), (382, 5286856), (424, 4763158), (592, 3411451), (674, 2996408), (764, 2643428), (848, 2381579), (1348, 1498204), (1528, 1321714), (1961, 1029872), (2696, 749102), (3056, 660857), (3922, 514936), (5392, 374551), (7067, 285776), (7844, 257468), (10123, 199504), (12469, 161968), (14134, 142888), (15688, 128734), (17861, 113072), (20246, 99752), (24938, 80984), (28268, 71444), (31376, 64367), (35722, 56536), (40492, 49876)]