18824470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{268921}}^1$

素因数の和:268935

約数の個数: 16

約数和(自身を含む): 38724768

約数和(自身を除く): 19900298

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 268921, 537842, 1344605, 1882447, 2689210, 3764894, 9412235, 18824470]

約数ペア:

[(1, 18824470), (2, 9412235), (5, 3764894), (7, 2689210), (10, 1882447), (14, 1344605), (35, 537842), (70, 268921)]