39209954

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{20149}}^1$

素因数の和:20297

約数の個数: 16

約数和(自身を含む): 67704000

約数和(自身を除く): 28494046

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 20149, 40298, 141043, 282086, 2800711, 5601422, 19604977, 39209954]

約数ペア:

[(1, 39209954), (2, 19604977), (7, 5601422), (14, 2800711), (139, 282086), (278, 141043), (973, 40298), (1946, 20149)]