18855790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{99241}}^1$

素因数の和:99267

約数の個数: 16

約数和(自身を含む): 35727120

約数和(自身を除く): 16871330

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 99241, 198482, 496205, 992410, 1885579, 3771158, 9427895, 18855790]

約数ペア:

[(1, 18855790), (2, 9427895), (5, 3771158), (10, 1885579), (19, 992410), (38, 496205), (95, 198482), (190, 99241)]