20449037

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1657}}^1$

素因数の和:1748

約数の個数: 16

約数和(自身を含む): 24511872

約数和(自身を除く): 4062835

約数列:

[1, 7, 41, 43, 287, 301, 1657, 1763, 11599, 12341, 67937, 71251, 475559, 498757, 2921291, 20449037]

約数ペア:

[(1, 20449037), (7, 2921291), (41, 498757), (43, 475559), (287, 71251), (301, 67937), (1657, 12341), (1763, 11599)]