9888604

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{20431}}^1$

素因数の和:20457

約数の個数: 18

約数和(自身を含む): 19022192

約数和(自身を除く): 9133588

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 20431, 40862, 81724, 224741, 449482, 898964, 2472151, 4944302, 9888604]

約数ペア:

[(1, 9888604), (2, 4944302), (4, 2472151), (11, 898964), (22, 449482), (44, 224741), (121, 81724), (242, 40862), (484, 20431)]