20200733

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{521}}^1$

素因数の和:748

約数の個数: 16

約数和(自身を含む): 24053760

約数和(自身を除く): 3853027

約数列:

[1, 7, 29, 191, 203, 521, 1337, 3647, 5539, 15109, 38773, 99511, 105763, 696577, 2885819, 20200733]

約数ペア:

[(1, 20200733), (7, 2885819), (29, 696577), (191, 105763), (203, 99511), (521, 38773), (1337, 15109), (3647, 5539)]