20020497

素因数分解:

$3^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{1873}}^1$

素因数の和:2392

約数の個数: 16

約数和(自身を含む): 30583680

約数和(自身を除く): 10563183

約数列:

[1, 3, 7, 21, 509, 1527, 1873, 3563, 5619, 10689, 13111, 39333, 953357, 2860071, 6673499, 20020497]

約数ペア:

[(1, 20020497), (3, 6673499), (7, 2860071), (21, 953357), (509, 39333), (1527, 13111), (1873, 10689), (3563, 5619)]