19130121

素因数分解:

$3^3\times {\mathrm{821}}^1\times {\mathrm{863}}^1$

素因数の和:1693

約数の個数: 16

約数和(自身を含む): 28408320

約数和(自身を除く): 9278199

約数列:

[1, 3, 9, 27, 821, 863, 2463, 2589, 7389, 7767, 22167, 23301, 708523, 2125569, 6376707, 19130121]

約数ペア:

[(1, 19130121), (3, 6376707), (9, 2125569), (27, 708523), (821, 23301), (863, 22167), (2463, 7767), (2589, 7389)]