27720592

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{42257}}^1$

素因数の和:42306

約数の個数: 20

約数和(自身を含む): 55019916

約数和(自身を除く): 27299324

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 42257, 84514, 169028, 338056, 676112, 1732537, 3465074, 6930148, 13860296, 27720592]

約数ペア:

[(1, 27720592), (2, 13860296), (4, 6930148), (8, 3465074), (16, 1732537), (41, 676112), (82, 338056), (164, 169028), (328, 84514), (656, 42257)]