19788795

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33827}}^1$

素因数の和:33851

約数の個数: 24

約数和(自身を含む): 36940176

約数和(自身を除く): 17151381

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 33827, 101481, 169135, 304443, 439751, 507405, 1319253, 1522215, 2198755, 3957759, 6596265, 19788795]

約数ペア:

[(1, 19788795), (3, 6596265), (5, 3957759), (9, 2198755), (13, 1522215), (15, 1319253), (39, 507405), (45, 439751), (65, 304443), (117, 169135), (195, 101481), (585, 33827)]