27878054

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{1999}}^1$

素因数の和:2387

約数の個数: 16

約数和(自身を含む): 44160000

約数和(自身を除く): 16281946

約数列:

[1, 2, 19, 38, 367, 734, 1999, 3998, 6973, 13946, 37981, 75962, 733633, 1467266, 13939027, 27878054]

約数ペア:

[(1, 27878054), (2, 13939027), (19, 1467266), (38, 733633), (367, 75962), (734, 37981), (1999, 13946), (3998, 6973)]