9894412

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{20443}}^1$

素因数の和:20469

約数の個数: 18

約数和(自身を含む): 19033364

約数和(自身を除く): 9138952

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 20443, 40886, 81772, 224873, 449746, 899492, 2473603, 4947206, 9894412]

約数ペア:

[(1, 9894412), (2, 4947206), (4, 2473603), (11, 899492), (22, 449746), (44, 224873), (121, 81772), (242, 40886), (484, 20443)]