2020481281

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1597}}^1\times {\mathrm{13903}}^1$

素因数の和:15520

約数の個数: 16

約数和(自身を含む): 2488482304

約数和(自身を除く): 468001023

約数列:

[1, 7, 13, 91, 1597, 11179, 13903, 20761, 97321, 145327, 180739, 1265173, 22203091, 155421637, 288640183, 2020481281]

約数ペア:

[(1, 2020481281), (7, 288640183), (13, 155421637), (91, 22203091), (1597, 1265173), (11179, 180739), (13903, 145327), (20761, 97321)]