20798939

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9199}}^1$

素因数の和:9242

約数の個数: 16

約数和(自身を含む): 26496000

約数和(自身を除く): 5697061

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 9199, 64393, 156383, 174781, 1094681, 1223467, 2971277, 20798939]

約数ペア:

[(1, 20798939), (7, 2971277), (17, 1223467), (19, 1094681), (119, 174781), (133, 156383), (323, 64393), (2261, 9199)]