19838655

素因数分解:

$3^3\times 5^1\times {\mathrm{146953}}^1$

素因数の和:146967

約数の個数: 16

約数和(自身を含む): 35268960

約数和(自身を除く): 15430305

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 146953, 440859, 734765, 1322577, 2204295, 3967731, 6612885, 19838655]

約数ペア:

[(1, 19838655), (3, 6612885), (5, 3967731), (9, 2204295), (15, 1322577), (27, 734765), (45, 440859), (135, 146953)]