12911248

素因数分解:

$2^4\times 7^1\times {\mathrm{115279}}^1$

素因数の和:115294

約数の個数: 20

約数和(自身を含む): 28589440

約数和(自身を除く): 15678192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 115279, 230558, 461116, 806953, 922232, 1613906, 1844464, 3227812, 6455624, 12911248]

約数ペア:

[(1, 12911248), (2, 6455624), (4, 3227812), (7, 1844464), (8, 1613906), (14, 922232), (16, 806953), (28, 461116), (56, 230558), (112, 115279)]