20748762

素因数分解:

$2^1\times 3^2\times {\mathrm{1021}}^1\times {\mathrm{1129}}^1$

素因数の和:2158

約数の個数: 24

約数和(自身を含む): 45039540

約数和(自身を除く): 24290778

約数列:

[1, 2, 3, 6, 9, 18, 1021, 1129, 2042, 2258, 3063, 3387, 6126, 6774, 9189, 10161, 18378, 20322, 1152709, 2305418, 3458127, 6916254, 10374381, 20748762]

約数ペア:

[(1, 20748762), (2, 10374381), (3, 6916254), (6, 3458127), (9, 2305418), (18, 1152709), (1021, 20322), (1129, 18378), (2042, 10161), (2258, 9189), (3063, 6774), (3387, 6126)]