39999718

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{42283}}^1$

素因数の和:42339

約数の個数: 16

約数和(自身を含む): 66977856

約数和(自身を除く): 26978138

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 42283, 84566, 465113, 930226, 1818169, 3636338, 19999859, 39999718]

約数ペア:

[(1, 39999718), (2, 19999859), (11, 3636338), (22, 1818169), (43, 930226), (86, 465113), (473, 84566), (946, 42283)]