204075212

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{421643}}^1$

素因数の和:421669

約数の個数: 18

約数和(自身を含む): 392550564

約数和(自身を除く): 188475352

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 421643, 843286, 1686572, 4638073, 9276146, 18552292, 51018803, 102037606, 204075212]

約数ペア:

[(1, 204075212), (2, 102037606), (4, 51018803), (11, 18552292), (22, 9276146), (44, 4638073), (121, 1686572), (242, 843286), (484, 421643)]