20830353

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1\times {\mathrm{613}}^1$

素因数の和:904

約数の個数: 16

約数和(自身を含む): 28528896

約数和(自身を除く): 7698543

約数列:

[1, 3, 47, 141, 241, 613, 723, 1839, 11327, 28811, 33981, 86433, 147733, 443199, 6943451, 20830353]

約数ペア:

[(1, 20830353), (3, 6943451), (47, 443199), (141, 147733), (241, 86433), (613, 33981), (723, 28811), (1839, 11327)]