2019090836

素因数分解:

$2^2\times 7^1\times {\mathrm{72110387}}^1$

素因数の和:72110398

約数の個数: 12

約数和(自身を含む): 4038181728

約数和(自身を除く): 2019090892

約数列:

[1, 2, 4, 7, 14, 28, 72110387, 144220774, 288441548, 504772709, 1009545418, 2019090836]

約数ペア:

[(1, 2019090836), (2, 1009545418), (4, 504772709), (7, 288441548), (14, 144220774), (28, 72110387)]