18798467

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:470

約数の個数: 16

約数和(自身を含む): 20724000

約数和(自身を除く): 1925533

約数列:

[1, 19, 29, 109, 313, 551, 2071, 3161, 5947, 9077, 34117, 60059, 172463, 648223, 989393, 18798467]

約数ペア:

[(1, 18798467), (19, 989393), (29, 648223), (109, 172463), (313, 60059), (551, 34117), (2071, 9077), (3161, 5947)]