18811030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{268729}}^1$

素因数の和:268743

約数の個数: 16

約数和(自身を含む): 38697120

約数和(自身を除く): 19886090

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 268729, 537458, 1343645, 1881103, 2687290, 3762206, 9405515, 18811030]

約数ペア:

[(1, 18811030), (2, 9405515), (5, 3762206), (7, 2687290), (10, 1881103), (14, 1343645), (35, 537458), (70, 268729)]