20440849

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{641}}^1$

素因数の和:888

約数の個数: 16

約数和(自身を含む): 24159744

約数和(自身を除く): 3718895

約数列:

[1, 11, 13, 143, 223, 641, 2453, 2899, 7051, 8333, 31889, 91663, 142943, 1572373, 1858259, 20440849]

約数ペア:

[(1, 20440849), (11, 1858259), (13, 1572373), (143, 142943), (223, 91663), (641, 31889), (2453, 8333), (2899, 7051)]