20102551

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{523}}^1$

素因数の和:583

約数の個数: 24

約数和(自身を含む): 25738880

約数和(自身を除く): 5636329

約数列:

[1, 7, 17, 19, 119, 133, 289, 323, 523, 2023, 2261, 3661, 5491, 8891, 9937, 38437, 62237, 69559, 151147, 168929, 1058029, 1182503, 2871793, 20102551]

約数ペア:

[(1, 20102551), (7, 2871793), (17, 1182503), (19, 1058029), (119, 168929), (133, 151147), (289, 69559), (323, 62237), (523, 38437), (2023, 9937), (2261, 8891), (3661, 5491)]