19964613

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{8329}}^1$

素因数の和:8396

約数の個数: 16

約数和(自身を含む): 28788480

約数和(自身を除く): 8823867

約数列:

[1, 3, 17, 47, 51, 141, 799, 2397, 8329, 24987, 141593, 391463, 424779, 1174389, 6654871, 19964613]

約数ペア:

[(1, 19964613), (3, 6654871), (17, 1174389), (47, 424779), (51, 391463), (141, 141593), (799, 24987), (2397, 8329)]