20562073

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{509}}^1$

素因数の和:744

約数の個数: 16

約数和(自身を含む): 24480000

約数和(自身を除く): 3917927

約数列:

[1, 7, 29, 199, 203, 509, 1393, 3563, 5771, 14761, 40397, 101291, 103327, 709037, 2937439, 20562073]

約数ペア:

[(1, 20562073), (7, 2937439), (29, 709037), (199, 103327), (203, 101291), (509, 40397), (1393, 14761), (3563, 5771)]