20317527

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{4793}}^1$

素因数の和:4959

約数の個数: 16

約数和(自身を含む): 30298080

約数和(自身を除く): 9980553

約数列:

[1, 3, 9, 27, 157, 471, 1413, 4239, 4793, 14379, 43137, 129411, 752501, 2257503, 6772509, 20317527]

約数ペア:

[(1, 20317527), (3, 6772509), (9, 2257503), (27, 752501), (157, 129411), (471, 43137), (1413, 14379), (4239, 4793)]