11897810

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{2909}}^1$

素因数の和:3325

約数の個数: 16

約数和(自身を含む): 21475800

約数和(自身を除く): 9577990

約数列:

[1, 2, 5, 10, 409, 818, 2045, 2909, 4090, 5818, 14545, 29090, 1189781, 2379562, 5948905, 11897810]

約数ペア:

[(1, 11897810), (2, 5948905), (5, 2379562), (10, 1189781), (409, 29090), (818, 14545), (2045, 5818), (2909, 4090)]