39881812

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{231871}}^1$

素因数の和:231918

約数の個数: 12

約数和(自身を含む): 71416576

約数和(自身を除く): 31534764

約数列:

[1, 2, 4, 43, 86, 172, 231871, 463742, 927484, 9970453, 19940906, 39881812]

約数ペア:

[(1, 39881812), (2, 19940906), (4, 9970453), (43, 927484), (86, 463742), (172, 231871)]