20496490551

素因数分解:

$3^2\times {\mathrm{2351}}^1\times {\mathrm{968689}}^1$

素因数の和:971046

約数の個数: 12

約数和(自身を含む): 29618665440

約数和(自身を除く): 9122174889

約数列:

[1, 3, 9, 2351, 7053, 21159, 968689, 2906067, 8718201, 2277387839, 6832163517, 20496490551]

約数ペア:

[(1, 20496490551), (3, 6832163517), (9, 2277387839), (2351, 8718201), (7053, 2906067), (21159, 968689)]