18808069

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2591}}^1$

素因数の和:2676

約数の個数: 16

約数和(自身を含む): 23141376

約数和(自身を除く): 4333307

約数列:

[1, 7, 17, 61, 119, 427, 1037, 2591, 7259, 18137, 44047, 158051, 308329, 1106357, 2686867, 18808069]

約数ペア:

[(1, 18808069), (7, 2686867), (17, 1106357), (61, 308329), (119, 158051), (427, 44047), (1037, 18137), (2591, 7259)]