12916210

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{3221}}^1$

素因数の和:3629

約数の個数: 16

約数和(自身を含む): 23314392

約数和(自身を除く): 10398182

約数列:

[1, 2, 5, 10, 401, 802, 2005, 3221, 4010, 6442, 16105, 32210, 1291621, 2583242, 6458105, 12916210]

約数ペア:

[(1, 12916210), (2, 6458105), (5, 2583242), (10, 1291621), (401, 32210), (802, 16105), (2005, 6442), (3221, 4010)]