20165510179

素因数分解:

${\mathrm{19}}^2\times {\mathrm{43}}^2\times {\mathrm{30211}}^1$

素因数の和:30335

約数の個数: 18

約数和(自身を含む): 21789891396

約数和(自身を除く): 1624381217

約数列:

[1, 19, 43, 361, 817, 1849, 15523, 30211, 35131, 574009, 667489, 1299073, 10906171, 24682387, 55860139, 468965353, 1061342641, 20165510179]

約数ペア:

[(1, 20165510179), (19, 1061342641), (43, 468965353), (361, 55860139), (817, 24682387), (1849, 10906171), (15523, 1299073), (30211, 667489), (35131, 574009)]