20601845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{4513}}^1$

素因数の和:4612

約数の個数: 16

約数和(自身を含む): 27300672

約数和(自身を除く): 6698827

約数列:

[1, 5, 11, 55, 83, 415, 913, 4513, 4565, 22565, 49643, 248215, 374579, 1872895, 4120369, 20601845]

約数ペア:

[(1, 20601845), (5, 4120369), (11, 1872895), (55, 374579), (83, 248215), (415, 49643), (913, 22565), (4513, 4565)]