18730581

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{1871}}^1$

素因数の和:1992

約数の個数: 16

約数和(自身を含む): 25878528

約数和(自身を除く): 7147947

約数列:

[1, 3, 47, 71, 141, 213, 1871, 3337, 5613, 10011, 87937, 132841, 263811, 398523, 6243527, 18730581]

約数ペア:

[(1, 18730581), (3, 6243527), (47, 398523), (71, 263811), (141, 132841), (213, 87937), (1871, 10011), (3337, 5613)]