19008021

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{5081}}^1$

素因数の和:5156

約数の個数: 16

約数和(自身を含む): 26832960

約数和(自身を除く): 7824939

約数列:

[1, 3, 29, 43, 87, 129, 1247, 3741, 5081, 15243, 147349, 218483, 442047, 655449, 6336007, 19008021]

約数ペア:

[(1, 19008021), (3, 6336007), (29, 655449), (43, 442047), (87, 218483), (129, 147349), (1247, 15243), (3741, 5081)]