20109759

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{10657}}^1$

素因数の和:10714

約数の個数: 16

約数和(自身を含む): 29160288

約数和(自身を除く): 9050529

約数列:

[1, 3, 17, 37, 51, 111, 629, 1887, 10657, 31971, 181169, 394309, 543507, 1182927, 6703253, 20109759]

約数ペア:

[(1, 20109759), (3, 6703253), (17, 1182927), (37, 543507), (51, 394309), (111, 181169), (629, 31971), (1887, 10657)]