20993392

素因数分解:

$2^4\times 7^1\times {\mathrm{187441}}^1$

素因数の和:187456

約数の個数: 20

約数和(自身を含む): 46485616

約数和(自身を除く): 25492224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 187441, 374882, 749764, 1312087, 1499528, 2624174, 2999056, 5248348, 10496696, 20993392]

約数ペア:

[(1, 20993392), (2, 10496696), (4, 5248348), (7, 2999056), (8, 2624174), (14, 1499528), (16, 1312087), (28, 749764), (56, 374882), (112, 187441)]