20201409

素因数分解:

$3^2\times {\mathrm{571}}^1\times {\mathrm{3931}}^1$

素因数の和:4508

約数の個数: 12

約数和(自身を含む): 29238352

約数和(自身を除く): 9036943

約数列:

[1, 3, 9, 571, 1713, 3931, 5139, 11793, 35379, 2244601, 6733803, 20201409]

約数ペア:

[(1, 20201409), (3, 6733803), (9, 2244601), (571, 35379), (1713, 11793), (3931, 5139)]