207179990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1090421}}^1$

素因数の和:1090447

約数の個数: 16

約数和(自身を含む): 392551920

約数和(自身を除く): 185371930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1090421, 2180842, 5452105, 10904210, 20717999, 41435998, 103589995, 207179990]

約数ペア:

[(1, 207179990), (2, 103589995), (5, 41435998), (10, 20717999), (19, 10904210), (38, 5452105), (95, 2180842), (190, 1090421)]