85864990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{451921}}^1$

素因数の和:451947

約数の個数: 16

約数和(自身を含む): 162691920

約数和(自身を除く): 76826930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 451921, 903842, 2259605, 4519210, 8586499, 17172998, 42932495, 85864990]

約数ペア:

[(1, 85864990), (2, 42932495), (5, 17172998), (10, 8586499), (19, 4519210), (38, 2259605), (95, 903842), (190, 451921)]