2018217981

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2723641}}^1$

素因数の和:2723676

約数の個数: 16

約数和(自身を含む): 3050479040

約数和(自身を除く): 1032261059

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 2723641, 8170923, 35407333, 51749179, 106221999, 155247537, 672739327, 2018217981]

約数ペア:

[(1, 2018217981), (3, 672739327), (13, 155247537), (19, 106221999), (39, 51749179), (57, 35407333), (247, 8170923), (741, 2723641)]