19869165

素因数分解:

$3^3\times 5^1\times {\mathrm{147179}}^1$

素因数の和:147193

約数の個数: 16

約数和(自身を含む): 35323200

約数和(自身を除く): 15454035

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 147179, 441537, 735895, 1324611, 2207685, 3973833, 6623055, 19869165]

約数ペア:

[(1, 19869165), (3, 6623055), (5, 3973833), (9, 2207685), (15, 1324611), (27, 735895), (45, 441537), (135, 147179)]