18170210

素因数分解:

$2^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{4139}}^1$

素因数の和:4585

約数の個数: 16

約数和(自身を含む): 32788800

約数和(自身を除く): 14618590

約数列:

[1, 2, 5, 10, 439, 878, 2195, 4139, 4390, 8278, 20695, 41390, 1817021, 3634042, 9085105, 18170210]

約数ペア:

[(1, 18170210), (2, 9085105), (5, 3634042), (10, 1817021), (439, 41390), (878, 20695), (2195, 8278), (4139, 4390)]