28478864

素因数分解:

$2^4\times {\mathrm{191}}^1\times {\mathrm{9319}}^1$

素因数の和:9518

約数の個数: 20

約数和(自身を含む): 55472640

約数和(自身を除く): 26993776

約数列:

[1, 2, 4, 8, 16, 191, 382, 764, 1528, 3056, 9319, 18638, 37276, 74552, 149104, 1779929, 3559858, 7119716, 14239432, 28478864]

約数ペア:

[(1, 28478864), (2, 14239432), (4, 7119716), (8, 3559858), (16, 1779929), (191, 149104), (382, 74552), (764, 37276), (1528, 18638), (3056, 9319)]