13240208

素因数分解:

$2^4\times {\mathrm{647}}^1\times {\mathrm{1279}}^1$

素因数の和:1934

約数の個数: 20

約数和(自身を含む): 25712640

約数和(自身を除く): 12472432

約数列:

[1, 2, 4, 8, 16, 647, 1279, 1294, 2558, 2588, 5116, 5176, 10232, 10352, 20464, 827513, 1655026, 3310052, 6620104, 13240208]

約数ペア:

[(1, 13240208), (2, 6620104), (4, 3310052), (8, 1655026), (16, 827513), (647, 20464), (1279, 10352), (1294, 10232), (2558, 5176), (2588, 5116)]