20517972

素因数分解:

$2^2\times 3^1\times {\mathrm{563}}^1\times {\mathrm{3037}}^1$

素因数の和:3607

約数の個数: 24

約数和(自身を含む): 47976096

約数和(自身を除く): 27458124

約数列:

[1, 2, 3, 4, 6, 12, 563, 1126, 1689, 2252, 3037, 3378, 6074, 6756, 9111, 12148, 18222, 36444, 1709831, 3419662, 5129493, 6839324, 10258986, 20517972]

約数ペア:

[(1, 20517972), (2, 10258986), (3, 6839324), (4, 5129493), (6, 3419662), (12, 1709831), (563, 36444), (1126, 18222), (1689, 12148), (2252, 9111), (3037, 6756), (3378, 6074)]