18126457919

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1\times {\mathrm{23087}}^1$

素因数の和:23211

約数の個数: 24

約数和(自身を含む): 20175217920

約数和(自身を除く): 2048760001

約数列:

[1, 19, 31, 43, 589, 817, 961, 1333, 18259, 23087, 25327, 41323, 438653, 715697, 785137, 992741, 13598243, 18862079, 22186607, 30774971, 421545533, 584724449, 954024101, 18126457919]

約数ペア:

[(1, 18126457919), (19, 954024101), (31, 584724449), (43, 421545533), (589, 30774971), (817, 22186607), (961, 18862079), (1333, 13598243), (18259, 992741), (23087, 785137), (25327, 715697), (41323, 438653)]