20797238

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{12277}}^1$

素因数の和:12308

約数の個数: 24

約数和(自身を含む): 39191376

約数和(自身を除く): 18394138

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 242, 847, 1694, 12277, 24554, 85939, 135047, 171878, 270094, 945329, 1485517, 1890658, 2971034, 10398619, 20797238]

約数ペア:

[(1, 20797238), (2, 10398619), (7, 2971034), (11, 1890658), (14, 1485517), (22, 945329), (77, 270094), (121, 171878), (154, 135047), (242, 85939), (847, 24554), (1694, 12277)]