20767628

素因数分解:

$2^2\times 7^1\times {\mathrm{487}}^1\times {\mathrm{1523}}^1$

素因数の和:2021

約数の個数: 24

約数和(自身を含む): 41647872

約数和(自身を除く): 20880244

約数列:

[1, 2, 4, 7, 14, 28, 487, 974, 1523, 1948, 3046, 3409, 6092, 6818, 10661, 13636, 21322, 42644, 741701, 1483402, 2966804, 5191907, 10383814, 20767628]

約数ペア:

[(1, 20767628), (2, 10383814), (4, 5191907), (7, 2966804), (14, 1483402), (28, 741701), (487, 42644), (974, 21322), (1523, 13636), (1948, 10661), (3046, 6818), (3409, 6092)]