18519267

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{3739}}^1$

素因数の和:3882

約数の個数: 16

約数和(自身を含む): 26808320

約数和(自身を除く): 8289053

約数列:

[1, 3, 13, 39, 127, 381, 1651, 3739, 4953, 11217, 48607, 145821, 474853, 1424559, 6173089, 18519267]

約数ペア:

[(1, 18519267), (3, 6173089), (13, 1424559), (39, 474853), (127, 145821), (381, 48607), (1651, 11217), (3739, 4953)]