20624828

素因数分解:

$2^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{3491}}^1$

素因数の和:3713

約数の個数: 24

約数和(自身を含む): 41457024

約数和(自身を除く): 20832196

約数列:

[1, 2, 4, 7, 14, 28, 211, 422, 844, 1477, 2954, 3491, 5908, 6982, 13964, 24437, 48874, 97748, 736601, 1473202, 2946404, 5156207, 10312414, 20624828]

約数ペア:

[(1, 20624828), (2, 10312414), (4, 5156207), (7, 2946404), (14, 1473202), (28, 736601), (211, 97748), (422, 48874), (844, 24437), (1477, 13964), (2954, 6982), (3491, 5908)]