20539568

素因数分解:

$2^4\times 7^1\times {\mathrm{183389}}^1$

素因数の和:183404

約数の個数: 20

約数和(自身を含む): 45480720

約数和(自身を除く): 24941152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 183389, 366778, 733556, 1283723, 1467112, 2567446, 2934224, 5134892, 10269784, 20539568]

約数ペア:

[(1, 20539568), (2, 10269784), (4, 5134892), (7, 2934224), (8, 2567446), (14, 1467112), (16, 1283723), (28, 733556), (56, 366778), (112, 183389)]