18214227

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{2063}}^1$

素因数の和:2184

約数の個数: 20

約数和(自身を含む): 27471840

約数和(自身を除く): 9257613

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 2063, 2943, 6189, 8829, 18567, 55701, 167103, 224867, 674601, 2023803, 6071409, 18214227]

約数ペア:

[(1, 18214227), (3, 6071409), (9, 2023803), (27, 674601), (81, 224867), (109, 167103), (327, 55701), (981, 18567), (2063, 8829), (2943, 6189)]