20009739

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{1811}}^1$

素因数の和:1970

約数の個数: 16

約数和(自身を含む): 27832320

約数和(自身を除く): 7822581

約数列:

[1, 3, 29, 87, 127, 381, 1811, 3683, 5433, 11049, 52519, 157557, 229997, 689991, 6669913, 20009739]

約数ペア:

[(1, 20009739), (3, 6669913), (29, 689991), (87, 229997), (127, 157557), (381, 52519), (1811, 11049), (3683, 5433)]