18819598

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{22037}}^1$

素因数の和:22107

約数の個数: 16

約数和(自身を含む): 32792544

約数和(自身を除く): 13972946

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 22037, 44074, 154259, 308518, 1344257, 2688514, 9409799, 18819598]

約数ペア:

[(1, 18819598), (2, 9409799), (7, 2688514), (14, 1344257), (61, 308518), (122, 154259), (427, 44074), (854, 22037)]