19828974

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{300439}}^1$

素因数の和:300455

約数の個数: 16

約数和(自身を含む): 43263360

約数和(自身を除く): 23434386

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 300439, 600878, 901317, 1802634, 3304829, 6609658, 9914487, 19828974]

約数ペア:

[(1, 19828974), (2, 9914487), (3, 6609658), (6, 3304829), (11, 1802634), (22, 901317), (33, 600878), (66, 300439)]