20218305861

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{57602011}}^1$

素因数の和:57602033

約数の個数: 16

約数和(自身を含む): 32257126720

約数和(自身を除く): 12038820859

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 57602011, 172806033, 518418099, 748826143, 1555254297, 2246478429, 6739435287, 20218305861]

約数ペア:

[(1, 20218305861), (3, 6739435287), (9, 2246478429), (13, 1555254297), (27, 748826143), (39, 518418099), (117, 172806033), (351, 57602011)]