18026218

素因数分解:

$2^1\times 7^2\times {\mathrm{419}}^1\times {\mathrm{439}}^1$

素因数の和:874

約数の個数: 24

約数和(自身を含む): 31600800

約数和(自身を除く): 13574582

約数列:

[1, 2, 7, 14, 49, 98, 419, 439, 838, 878, 2933, 3073, 5866, 6146, 20531, 21511, 41062, 43022, 183941, 367882, 1287587, 2575174, 9013109, 18026218]

約数ペア:

[(1, 18026218), (2, 9013109), (7, 2575174), (14, 1287587), (49, 367882), (98, 183941), (419, 43022), (439, 41062), (838, 21511), (878, 20531), (2933, 6146), (3073, 5866)]