71865790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{378241}}^1$

素因数の和:378267

約数の個数: 16

約数和(自身を含む): 136167120

約数和(自身を除く): 64301330

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 378241, 756482, 1891205, 3782410, 7186579, 14373158, 35932895, 71865790]

約数ペア:

[(1, 71865790), (2, 35932895), (5, 14373158), (10, 7186579), (19, 3782410), (38, 1891205), (95, 756482), (190, 378241)]