221974190

素因数分解:

$2^1\times 5^1\times {\mathrm{859}}^1\times {\mathrm{25841}}^1$

素因数の和:26707

約数の個数: 16

約数和(自身を含む): 400034160

約数和(自身を除く): 178059970

約数列:

[1, 2, 5, 10, 859, 1718, 4295, 8590, 25841, 51682, 129205, 258410, 22197419, 44394838, 110987095, 221974190]

約数ペア:

[(1, 221974190), (2, 110987095), (5, 44394838), (10, 22197419), (859, 258410), (1718, 129205), (4295, 51682), (8590, 25841)]