20855152

素因数分解:

$2^4\times {\mathrm{449}}^1\times {\mathrm{2903}}^1$

素因数の和:3360

約数の個数: 20

約数和(自身を含む): 40510800

約数和(自身を除く): 19655648

約数列:

[1, 2, 4, 8, 16, 449, 898, 1796, 2903, 3592, 5806, 7184, 11612, 23224, 46448, 1303447, 2606894, 5213788, 10427576, 20855152]

約数ペア:

[(1, 20855152), (2, 10427576), (4, 5213788), (8, 2606894), (16, 1303447), (449, 46448), (898, 23224), (1796, 11612), (2903, 7184), (3592, 5806)]