18913208

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{124429}}^1$

素因数の和:124454

約数の個数: 16

約数和(自身を含む): 37329000

約数和(自身を除く): 18415792

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 124429, 248858, 497716, 995432, 2364151, 4728302, 9456604, 18913208]

約数ペア:

[(1, 18913208), (2, 9456604), (4, 4728302), (8, 2364151), (19, 995432), (38, 497716), (76, 248858), (152, 124429)]