18425540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131611}}^1$

素因数の和:131627

約数の個数: 24

約数和(自身を含む): 44221632

約数和(自身を除く): 25796092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 131611, 263222, 526444, 658055, 921277, 1316110, 1842554, 2632220, 3685108, 4606385, 9212770, 18425540]

約数ペア:

[(1, 18425540), (2, 9212770), (4, 4606385), (5, 3685108), (7, 2632220), (10, 1842554), (14, 1316110), (20, 921277), (28, 658055), (35, 526444), (70, 263222), (140, 131611)]