19500717

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{2791}}^1$

素因数の和:2948

約数の個数: 16

約数和(自身を含む): 27741312

約数和(自身を除く): 8240595

約数列:

[1, 3, 17, 51, 137, 411, 2329, 2791, 6987, 8373, 47447, 142341, 382367, 1147101, 6500239, 19500717]

約数ペア:

[(1, 19500717), (3, 6500239), (17, 1147101), (51, 382367), (137, 142341), (411, 47447), (2329, 8373), (2791, 6987)]