20169545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{19301}}^1$

素因数の和:19336

約数の個数: 16

約数和(自身を含む): 27794880

約数和(自身を除く): 7625335

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 19301, 96505, 212311, 366719, 1061555, 1833595, 4033909, 20169545]

約数ペア:

[(1, 20169545), (5, 4033909), (11, 1833595), (19, 1061555), (55, 366719), (95, 212311), (209, 96505), (1045, 19301)]