20516976

素因数分解:

$2^4\times 3^6\times {\mathrm{1759}}^1$

素因数の和:1785

約数の個数: 70

約数和(自身を含む): 59634080

約数和(自身を除く): 39117104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 729, 972, 1296, 1458, 1759, 1944, 2916, 3518, 3888, 5277, 5832, 7036, 10554, 11664, 14072, 15831, 21108, 28144, 31662, 42216, 47493, 63324, 84432, 94986, 126648, 142479, 189972, 253296, 284958, 379944, 427437, 569916, 759888, 854874, 1139832, 1282311, 1709748, 2279664, 2564622, 3419496, 5129244, 6838992, 10258488, 20516976]

約数ペア:

[(1, 20516976), (2, 10258488), (3, 6838992), (4, 5129244), (6, 3419496), (8, 2564622), (9, 2279664), (12, 1709748), (16, 1282311), (18, 1139832), (24, 854874), (27, 759888), (36, 569916), (48, 427437), (54, 379944), (72, 284958), (81, 253296), (108, 189972), (144, 142479), (162, 126648), (216, 94986), (243, 84432), (324, 63324), (432, 47493), (486, 42216), (648, 31662), (729, 28144), (972, 21108), (1296, 15831), (1458, 14072), (1759, 11664), (1944, 10554), (2916, 7036), (3518, 5832), (3888, 5277)]