19668439

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8699}}^1$

素因数の和:8742

約数の個数: 16

約数和(自身を含む): 25056000

約数和(自身を除く): 5387561

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 8699, 60893, 147883, 165281, 1035181, 1156967, 2809777, 19668439]

約数ペア:

[(1, 19668439), (7, 2809777), (17, 1156967), (19, 1035181), (119, 165281), (133, 147883), (323, 60893), (2261, 8699)]