20202259

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1013}}^1$

素因数の和:1075

約数の個数: 24

約数和(自身を含む): 26355888

約数和(自身を除く): 6153629

約数列:

[1, 7, 11, 37, 49, 77, 259, 407, 539, 1013, 1813, 2849, 7091, 11143, 19943, 37481, 49637, 78001, 262367, 412291, 546007, 1836569, 2886037, 20202259]

約数ペア:

[(1, 20202259), (7, 2886037), (11, 1836569), (37, 546007), (49, 412291), (77, 262367), (259, 78001), (407, 49637), (539, 37481), (1013, 19943), (1813, 11143), (2849, 7091)]