20820738

素因数分解:

$2^1\times 3^1\times {\mathrm{863}}^1\times {\mathrm{4021}}^1$

素因数の和:4889

約数の個数: 16

約数和(自身を含む): 41700096

約数和(自身を除く): 20879358

約数列:

[1, 2, 3, 6, 863, 1726, 2589, 4021, 5178, 8042, 12063, 24126, 3470123, 6940246, 10410369, 20820738]

約数ペア:

[(1, 20820738), (2, 10410369), (3, 6940246), (6, 3470123), (863, 24126), (1726, 12063), (2589, 8042), (4021, 5178)]