90640868

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{3539}}^1$

素因数の和:3899

約数の個数: 24

約数和(自身を含む): 167512800

約数和(自身を除く): 76871932

約数列:

[1, 2, 4, 19, 38, 76, 337, 674, 1348, 3539, 6403, 7078, 12806, 14156, 25612, 67241, 134482, 268964, 1192643, 2385286, 4770572, 22660217, 45320434, 90640868]

約数ペア:

[(1, 90640868), (2, 45320434), (4, 22660217), (19, 4770572), (38, 2385286), (76, 1192643), (337, 268964), (674, 134482), (1348, 67241), (3539, 25612), (6403, 14156), (7078, 12806)]