19202141

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{409}}^1$

素因数の和:788

約数の個数: 16

約数和(自身を含む): 23222400

約数和(自身を除く): 4020259

約数列:

[1, 7, 19, 133, 353, 409, 2471, 2863, 6707, 7771, 46949, 54397, 144377, 1010639, 2743163, 19202141]

約数ペア:

[(1, 19202141), (7, 2743163), (19, 1010639), (133, 144377), (353, 54397), (409, 46949), (2471, 7771), (2863, 6707)]