20102722

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{613}}^1\times {\mathrm{863}}^1$

素因数の和:1497

約数の個数: 16

約数和(自身を含む): 31829760

約数和(自身を除く): 11727038

約数列:

[1, 2, 19, 38, 613, 863, 1226, 1726, 11647, 16397, 23294, 32794, 529019, 1058038, 10051361, 20102722]

約数ペア:

[(1, 20102722), (2, 10051361), (19, 1058038), (38, 529019), (613, 32794), (863, 23294), (1226, 16397), (1726, 11647)]