19795454

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{74419}}^1$

素因数の和:74447

約数の個数: 16

約数和(自身を含む): 35721600

約数和(自身を除く): 15926146

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 74419, 148838, 520933, 1041866, 1413961, 2827922, 9897727, 19795454]

約数ペア:

[(1, 19795454), (2, 9897727), (7, 2827922), (14, 1413961), (19, 1041866), (38, 520933), (133, 148838), (266, 74419)]