20192719

素因数分解:

${\mathrm{17}}^2\times {\mathrm{107}}^1\times {\mathrm{653}}^1$

素因数の和:794

約数の個数: 12

約数和(自身を含む): 21684024

約数和(自身を除く): 1491305

約数列:

[1, 17, 107, 289, 653, 1819, 11101, 30923, 69871, 188717, 1187807, 20192719]

約数ペア:

[(1, 20192719), (17, 1187807), (107, 188717), (289, 69871), (653, 30923), (1819, 11101)]