19189261

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{487}}^1$

素因数の和:940

約数の個数: 16

約数和(自身を含む): 23720704

約数和(自身を除く): 4531443

約数列:

[1, 7, 13, 91, 433, 487, 3031, 3409, 5629, 6331, 39403, 44317, 210871, 1476097, 2741323, 19189261]

約数ペア:

[(1, 19189261), (7, 2741323), (13, 1476097), (91, 210871), (433, 44317), (487, 39403), (3031, 6331), (3409, 5629)]