19110971

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{431}}^1$

素因数の和:610

約数の個数: 16

約数和(自身を含む): 21772800

約数和(自身を除く): 2661829

約数列:

[1, 11, 29, 139, 319, 431, 1529, 4031, 4741, 12499, 44341, 59909, 137489, 658999, 1737361, 19110971]

約数ペア:

[(1, 19110971), (11, 1737361), (29, 658999), (139, 137489), (319, 59909), (431, 44341), (1529, 12499), (4031, 4741)]