19390842

素因数分解:

$2^1\times 3^2\times {\mathrm{691}}^1\times {\mathrm{1559}}^1$

素因数の和:2258

約数の個数: 24

約数和(自身を含む): 42101280

約数和(自身を除く): 22710438

約数列:

[1, 2, 3, 6, 9, 18, 691, 1382, 1559, 2073, 3118, 4146, 4677, 6219, 9354, 12438, 14031, 28062, 1077269, 2154538, 3231807, 6463614, 9695421, 19390842]

約数ペア:

[(1, 19390842), (2, 9695421), (3, 6463614), (6, 3231807), (9, 2154538), (18, 1077269), (691, 28062), (1382, 14031), (1559, 12438), (2073, 9354), (3118, 6219), (4146, 4677)]