20216351937

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{2175907}}^1$

素因数の和:2176092

約数の個数: 16

約数和(自身を含む): 28547912960

約数和(自身を除く): 8331561023

約数列:

[1, 3, 19, 57, 163, 489, 3097, 9291, 2175907, 6527721, 41342233, 124026699, 354672841, 1064018523, 6738783979, 20216351937]

約数ペア:

[(1, 20216351937), (3, 6738783979), (19, 1064018523), (57, 354672841), (163, 124026699), (489, 41342233), (3097, 6527721), (9291, 2175907)]