20562861

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1531}}^1$

素因数の和:1593

約数の個数: 24

約数和(自身を含む): 30970912

約数和(自身を除く): 10408051

約数列:

[1, 3, 11, 33, 37, 111, 121, 363, 407, 1221, 1531, 4477, 4593, 13431, 16841, 50523, 56647, 169941, 185251, 555753, 623117, 1869351, 6854287, 20562861]

約数ペア:

[(1, 20562861), (3, 6854287), (11, 1869351), (33, 623117), (37, 555753), (111, 185251), (121, 169941), (363, 56647), (407, 50523), (1221, 16841), (1531, 13431), (4477, 4593)]