855376

素因数分解:

$2^4\times {\mathrm{193}}^1\times {\mathrm{277}}^1$

素因数の和:478

約数の個数: 20

約数和(自身を含む): 1671892

約数和(自身を除く): 816516

約数列:

[1, 2, 4, 8, 16, 193, 277, 386, 554, 772, 1108, 1544, 2216, 3088, 4432, 53461, 106922, 213844, 427688, 855376]

約数ペア:

[(1, 855376), (2, 427688), (4, 213844), (8, 106922), (16, 53461), (193, 4432), (277, 3088), (386, 2216), (554, 1544), (772, 1108)]