20039243

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8863}}^1$

素因数の和:8906

約数の個数: 16

約数和(自身を含む): 25528320

約数和(自身を除く): 5489077

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 8863, 62041, 150671, 168397, 1054697, 1178779, 2862749, 20039243]

約数ペア:

[(1, 20039243), (7, 2862749), (17, 1178779), (19, 1054697), (119, 168397), (133, 150671), (323, 62041), (2261, 8863)]