18889091

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{673}}^1$

素因数の和:830

約数の個数: 16

約数和(自身を含む): 21740544

約数和(自身を除く): 2851453

約数列:

[1, 13, 17, 127, 221, 673, 1651, 2159, 8749, 11441, 28067, 85471, 148733, 1111123, 1453007, 18889091]

約数ペア:

[(1, 18889091), (13, 1453007), (17, 1111123), (127, 148733), (221, 85471), (673, 28067), (1651, 11441), (2159, 8749)]