18666085

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{5107}}^1$

素因数の和:5172

約数の個数: 16

約数和(自身を含む): 24273216

約数和(自身を除く): 5607131

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 5107, 25535, 86819, 219601, 434095, 1098005, 3733217, 18666085]

約数ペア:

[(1, 18666085), (5, 3733217), (17, 1098005), (43, 434095), (85, 219601), (215, 86819), (731, 25535), (3655, 5107)]