20203937

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{769}}^1$

素因数の和:872

約数の個数: 16

約数和(自身を含む): 22767360

約数和(自身を除く): 2563423

約数列:

[1, 13, 43, 47, 559, 611, 769, 2021, 9997, 26273, 33067, 36143, 429871, 469859, 1554149, 20203937]

約数ペア:

[(1, 20203937), (13, 1554149), (43, 469859), (47, 429871), (559, 36143), (611, 33067), (769, 26273), (2021, 9997)]