20797864

素因数分解:

$2^3\times {\mathrm{613}}^1\times {\mathrm{4241}}^1$

素因数の和:4860

約数の個数: 16

約数和(自身を含む): 39068820

約数和(自身を除く): 18270956

約数列:

[1, 2, 4, 8, 613, 1226, 2452, 4241, 4904, 8482, 16964, 33928, 2599733, 5199466, 10398932, 20797864]

約数ペア:

[(1, 20797864), (2, 10398932), (4, 5199466), (8, 2599733), (613, 33928), (1226, 16964), (2452, 8482), (4241, 4904)]