87516868

素因数分解:

$2^2\times {\mathrm{43}}^2\times {\mathrm{11833}}^1$

素因数の和:11923

約数の個数: 18

約数和(自身を含む): 156812334

約数和(自身を除く): 69295466

約数列:

[1, 2, 4, 43, 86, 172, 1849, 3698, 7396, 11833, 23666, 47332, 508819, 1017638, 2035276, 21879217, 43758434, 87516868]

約数ペア:

[(1, 87516868), (2, 43758434), (4, 21879217), (43, 2035276), (86, 1017638), (172, 508819), (1849, 47332), (3698, 23666), (7396, 11833)]