20965846

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{17981}}^1$

素因数の和:18047

約数の個数: 16

約数和(自身を含む): 34957008

約数和(自身を除く): 13991162

約数列:

[1, 2, 11, 22, 53, 106, 583, 1166, 17981, 35962, 197791, 395582, 952993, 1905986, 10482923, 20965846]

約数ペア:

[(1, 20965846), (2, 10482923), (11, 1905986), (22, 952993), (53, 395582), (106, 197791), (583, 35962), (1166, 17981)]