165610916

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{114689}}^1$

素因数の和:114731

約数の個数: 18

約数和(自身を含む): 305878230

約数和(自身を除く): 140267314

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 114689, 229378, 458756, 2179091, 4358182, 8716364, 41402729, 82805458, 165610916]

約数ペア:

[(1, 165610916), (2, 82805458), (4, 41402729), (19, 8716364), (38, 4358182), (76, 2179091), (361, 458756), (722, 229378), (1444, 114689)]