19680364

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{19447}}^1$

素因数の和:19485

約数の個数: 24

約数和(自身を含む): 39207168

約数和(自身を除く): 19526804

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 19447, 38894, 77788, 213917, 427834, 447281, 855668, 894562, 1789124, 4920091, 9840182, 19680364]

約数ペア:

[(1, 19680364), (2, 9840182), (4, 4920091), (11, 1789124), (22, 894562), (23, 855668), (44, 447281), (46, 427834), (92, 213917), (253, 77788), (506, 38894), (1012, 19447)]