19982354

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{62057}}^1$

素因数の和:62089

約数の個数: 16

約数和(自身を含む): 35745408

約数和(自身を除く): 15763054

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 62057, 124114, 434399, 868798, 1427311, 2854622, 9991177, 19982354]

約数ペア:

[(1, 19982354), (2, 9991177), (7, 2854622), (14, 1427311), (23, 868798), (46, 434399), (161, 124114), (322, 62057)]