19660354

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61057}}^1$

素因数の和:61089

約数の個数: 16

約数和(自身を含む): 35169408

約数和(自身を除く): 15509054

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 61057, 122114, 427399, 854798, 1404311, 2808622, 9830177, 19660354]

約数ペア:

[(1, 19660354), (2, 9830177), (7, 2808622), (14, 1404311), (23, 854798), (46, 427399), (161, 122114), (322, 61057)]