20180808

素因数分解:

$2^3\times 3^2\times {\mathrm{127}}^1\times {\mathrm{2207}}^1$

素因数の和:2346

約数の個数: 48

約数和(自身を含む): 55111680

約数和(自身を除く): 34930872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 127, 254, 381, 508, 762, 1016, 1143, 1524, 2207, 2286, 3048, 4414, 4572, 6621, 8828, 9144, 13242, 17656, 19863, 26484, 39726, 52968, 79452, 158904, 280289, 560578, 840867, 1121156, 1681734, 2242312, 2522601, 3363468, 5045202, 6726936, 10090404, 20180808]

約数ペア:

[(1, 20180808), (2, 10090404), (3, 6726936), (4, 5045202), (6, 3363468), (8, 2522601), (9, 2242312), (12, 1681734), (18, 1121156), (24, 840867), (36, 560578), (72, 280289), (127, 158904), (254, 79452), (381, 52968), (508, 39726), (762, 26484), (1016, 19863), (1143, 17656), (1524, 13242), (2207, 9144), (2286, 8828), (3048, 6621), (4414, 4572)]