20113970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{105863}}^1$

素因数の和:105889

約数の個数: 16

約数和(自身を含む): 38111040

約数和(自身を除く): 17997070

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 105863, 211726, 529315, 1058630, 2011397, 4022794, 10056985, 20113970]

約数ペア:

[(1, 20113970), (2, 10056985), (5, 4022794), (10, 2011397), (19, 1058630), (38, 529315), (95, 211726), (190, 105863)]