220190612

素因数分解:

$2^2\times {\mathrm{193}}^1\times {\mathrm{285221}}^1$

素因数の和:285418

約数の個数: 12

約数和(自身を含む): 387331476

約数和(自身を除く): 167140864

約数列:

[1, 2, 4, 193, 386, 772, 285221, 570442, 1140884, 55047653, 110095306, 220190612]

約数ペア:

[(1, 220190612), (2, 110095306), (4, 55047653), (193, 1140884), (386, 570442), (772, 285221)]