12240208

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{17791}}^1$

素因数の和:17842

約数の個数: 20

約数和(自身を含む): 24268288

約数和(自身を除く): 12028080

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 17791, 35582, 71164, 142328, 284656, 765013, 1530026, 3060052, 6120104, 12240208]

約数ペア:

[(1, 12240208), (2, 6120104), (4, 3060052), (8, 1530026), (16, 765013), (43, 284656), (86, 142328), (172, 71164), (344, 35582), (688, 17791)]