20808854

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{7817}}^1$

素因数の和:7852

約数の個数: 16

約数和(自身を含む): 34336656

約数和(自身を除く): 13527802

約数列:

[1, 2, 11, 22, 121, 242, 1331, 2662, 7817, 15634, 85987, 171974, 945857, 1891714, 10404427, 20808854]

約数ペア:

[(1, 20808854), (2, 10404427), (11, 1891714), (22, 945857), (121, 171974), (242, 85987), (1331, 15634), (2662, 7817)]