20443992807

素因数分解:

$3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{2075743}}^1$

素因数の和:2075827

約数の個数: 24

約数和(自身を含む): 32182334976

約数和(自身を除く): 11738342169

約数列:

[1, 3, 7, 21, 49, 67, 147, 201, 469, 1407, 3283, 9849, 2075743, 6227229, 14530201, 43590603, 101711407, 139074781, 305134221, 417224343, 973523467, 2920570401, 6814664269, 20443992807]

約数ペア:

[(1, 20443992807), (3, 6814664269), (7, 2920570401), (21, 973523467), (49, 417224343), (67, 305134221), (147, 139074781), (201, 101711407), (469, 43590603), (1407, 14530201), (3283, 6227229), (9849, 2075743)]