20652642

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{26683}}^1$

素因数の和:26734

約数の個数: 24

約数和(自身を含む): 45789744

約数和(自身を除く): 25137102

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 26683, 53366, 80049, 160098, 240147, 480294, 1147369, 2294738, 3442107, 6884214, 10326321, 20652642]

約数ペア:

[(1, 20652642), (2, 10326321), (3, 6884214), (6, 3442107), (9, 2294738), (18, 1147369), (43, 480294), (86, 240147), (129, 160098), (258, 80049), (387, 53366), (774, 26683)]