19680882

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{252319}}^1$

素因数の和:252337

約数の個数: 16

約数和(自身を含む): 42389760

約数和(自身を除く): 22708878

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 252319, 504638, 756957, 1513914, 3280147, 6560294, 9840441, 19680882]

約数ペア:

[(1, 19680882), (2, 9840441), (3, 6560294), (6, 3280147), (13, 1513914), (26, 756957), (39, 504638), (78, 252319)]