20829874

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{1423}}^1$

素因数の和:2001

約数の個数: 16

約数和(自身を含む): 33731712

約数和(自身を除く): 12901838

約数列:

[1, 2, 13, 26, 563, 1126, 1423, 2846, 7319, 14638, 18499, 36998, 801149, 1602298, 10414937, 20829874]

約数ペア:

[(1, 20829874), (2, 10414937), (13, 1602298), (26, 801149), (563, 36998), (1126, 18499), (1423, 14638), (2846, 7319)]