199022690

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{223621}}^1$

素因数の和:223717

約数の個数: 16

約数和(自身を含む): 362267640

約数和(自身を除く): 163244950

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 223621, 447242, 1118105, 2236210, 19902269, 39804538, 99511345, 199022690]

約数ペア:

[(1, 199022690), (2, 99511345), (5, 39804538), (10, 19902269), (89, 2236210), (178, 1118105), (445, 447242), (890, 223621)]