90638128

素因数分解:

$2^4\times 7^1\times {\mathrm{809269}}^1$

素因数の和:809284

約数の個数: 20

約数和(自身を含む): 200698960

約数和(自身を除く): 110060832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 809269, 1618538, 3237076, 5664883, 6474152, 11329766, 12948304, 22659532, 45319064, 90638128]

約数ペア:

[(1, 90638128), (2, 45319064), (4, 22659532), (7, 12948304), (8, 11329766), (14, 6474152), (16, 5664883), (28, 3237076), (56, 1618538), (112, 809269)]