205121392

素因数分解:

$2^4\times 7^1\times {\mathrm{1831441}}^1$

素因数の和:1831456

約数の個数: 20

約数和(自身を含む): 454197616

約数和(自身を除く): 249076224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1831441, 3662882, 7325764, 12820087, 14651528, 25640174, 29303056, 51280348, 102560696, 205121392]

約数ペア:

[(1, 205121392), (2, 102560696), (4, 51280348), (7, 29303056), (8, 25640174), (14, 14651528), (16, 12820087), (28, 7325764), (56, 3662882), (112, 1831441)]