20311347

素因数分解:

$3^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{2089}}^1$

素因数の和:2562

約数の個数: 16

約数和(自身を含む): 31032320

約数和(自身を除く): 10720973

約数列:

[1, 3, 7, 21, 463, 1389, 2089, 3241, 6267, 9723, 14623, 43869, 967207, 2901621, 6770449, 20311347]

約数ペア:

[(1, 20311347), (3, 6770449), (7, 2901621), (21, 967207), (463, 43869), (1389, 14623), (2089, 9723), (3241, 6267)]