1820040989

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{199151}}^1$

素因数の和:199220

約数の個数: 16

約数和(自身を含む): 2118977280

約数和(自身を除く): 298936291

約数列:

[1, 13, 19, 37, 247, 481, 703, 9139, 199151, 2588963, 3783869, 7368587, 49190297, 95791631, 140003153, 1820040989]

約数ペア:

[(1, 1820040989), (13, 140003153), (19, 95791631), (37, 49190297), (247, 7368587), (481, 3783869), (703, 2588963), (9139, 199151)]