86720336

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{126047}}^1$

素因数の和:126098

約数の個数: 20

約数和(自身を含む): 171929472

約数和(自身を除く): 85209136

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 126047, 252094, 504188, 1008376, 2016752, 5420021, 10840042, 21680084, 43360168, 86720336]

約数ペア:

[(1, 86720336), (2, 43360168), (4, 21680084), (8, 10840042), (16, 5420021), (43, 2016752), (86, 1008376), (172, 504188), (344, 252094), (688, 126047)]