20750037

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2089}}^1$

素因数の和:2153

約数の個数: 32

約数和(自身を含む): 35312640

約数和(自身を除く): 14562603

約数列:

[1, 3, 7, 11, 21, 33, 43, 77, 129, 231, 301, 473, 903, 1419, 2089, 3311, 6267, 9933, 14623, 22979, 43869, 68937, 89827, 160853, 269481, 482559, 628789, 988097, 1886367, 2964291, 6916679, 20750037]

約数ペア:

[(1, 20750037), (3, 6916679), (7, 2964291), (11, 1886367), (21, 988097), (33, 628789), (43, 482559), (77, 269481), (129, 160853), (231, 89827), (301, 68937), (473, 43869), (903, 22979), (1419, 14623), (2089, 9933), (3311, 6267)]