19539063

素因数分解:

$3^4\times {\mathrm{463}}^1\times {\mathrm{521}}^1$

素因数の和:996

約数の個数: 20

約数和(自身を含む): 29307168

約数和(自身を除く): 9768105

約数列:

[1, 3, 9, 27, 81, 463, 521, 1389, 1563, 4167, 4689, 12501, 14067, 37503, 42201, 241223, 723669, 2171007, 6513021, 19539063]

約数ペア:

[(1, 19539063), (3, 6513021), (9, 2171007), (27, 723669), (81, 241223), (463, 42201), (521, 37503), (1389, 14067), (1563, 12501), (4167, 4689)]