20891046

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{316531}}^1$

素因数の和:316547

約数の個数: 16

約数和(自身を含む): 45580608

約数和(自身を除く): 24689562

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 316531, 633062, 949593, 1899186, 3481841, 6963682, 10445523, 20891046]

約数ペア:

[(1, 20891046), (2, 10445523), (3, 6963682), (6, 3481841), (11, 1899186), (22, 949593), (33, 633062), (66, 316531)]