19266779

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4673}}^1$

素因数の和:4730

約数の個数: 16

約数和(自身を含む): 23930880

約数和(自身を除く): 4664101

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 4673, 32711, 88787, 144863, 621509, 1014041, 2752397, 19266779]

約数ペア:

[(1, 19266779), (7, 2752397), (19, 1014041), (31, 621509), (133, 144863), (217, 88787), (589, 32711), (4123, 4673)]