20938204

素因数分解:

$2^2\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1523}}^1$

素因数の和:2025

約数の個数: 24

約数和(自身を含む): 41989248

約数和(自身を除く): 21051044

約数列:

[1, 2, 4, 7, 14, 28, 491, 982, 1523, 1964, 3046, 3437, 6092, 6874, 10661, 13748, 21322, 42644, 747793, 1495586, 2991172, 5234551, 10469102, 20938204]

約数ペア:

[(1, 20938204), (2, 10469102), (4, 5234551), (7, 2991172), (14, 1495586), (28, 747793), (491, 42644), (982, 21322), (1523, 13748), (1964, 10661), (3046, 6874), (3437, 6092)]