81146188

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{607}}^1\times {\mathrm{1759}}^1$

素因数の和:2389

約数の個数: 24

約数和(自身を含む): 149811200

約数和(自身を除く): 68665012

約数列:

[1, 2, 4, 19, 38, 76, 607, 1214, 1759, 2428, 3518, 7036, 11533, 23066, 33421, 46132, 66842, 133684, 1067713, 2135426, 4270852, 20286547, 40573094, 81146188]

約数ペア:

[(1, 81146188), (2, 40573094), (4, 20286547), (19, 4270852), (38, 2135426), (76, 1067713), (607, 133684), (1214, 66842), (1759, 46132), (2428, 33421), (3518, 23066), (7036, 11533)]