2019962690

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2269621}}^1$

素因数の和:2269717

約数の個数: 16

約数和(自身を含む): 3676787640

約数和(自身を除く): 1656824950

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 2269621, 4539242, 11348105, 22696210, 201996269, 403992538, 1009981345, 2019962690]

約数ペア:

[(1, 2019962690), (2, 1009981345), (5, 403992538), (10, 201996269), (89, 22696210), (178, 11348105), (445, 4539242), (890, 2269621)]