20563598

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{3637}}^1$

素因数の和:3907

約数の個数: 16

約数和(自身を含む): 33789744

約数和(自身を除く): 13226146

約数列:

[1, 2, 11, 22, 257, 514, 2827, 3637, 5654, 7274, 40007, 80014, 934709, 1869418, 10281799, 20563598]

約数ペア:

[(1, 20563598), (2, 10281799), (11, 1869418), (22, 934709), (257, 80014), (514, 40007), (2827, 7274), (3637, 5654)]