19866242

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{19213}}^1$

素因数の和:19273

約数の個数: 16

約数和(自身を含む): 33201792

約数和(自身を除く): 13335550

約数列:

[1, 2, 11, 22, 47, 94, 517, 1034, 19213, 38426, 211343, 422686, 903011, 1806022, 9933121, 19866242]

約数ペア:

[(1, 19866242), (2, 9933121), (11, 1806022), (22, 903011), (47, 422686), (94, 211343), (517, 38426), (1034, 19213)]