19832211

素因数分解:

$3^2\times 7^2\times {\mathrm{44971}}^1$

素因数の和:44991

約数の個数: 18

約数和(自身を含む): 33324252

約数和(自身を除く): 13492041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 44971, 134913, 314797, 404739, 944391, 2203579, 2833173, 6610737, 19832211]

約数ペア:

[(1, 19832211), (3, 6610737), (7, 2833173), (9, 2203579), (21, 944391), (49, 404739), (63, 314797), (147, 134913), (441, 44971)]