202139212

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{417643}}^1$

素因数の和:417669

約数の個数: 18

約数和(自身を含む): 388826564

約数和(自身を除く): 186687352

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 417643, 835286, 1670572, 4594073, 9188146, 18376292, 50534803, 101069606, 202139212]

約数ペア:

[(1, 202139212), (2, 101069606), (4, 50534803), (11, 18376292), (22, 9188146), (44, 4594073), (121, 1670572), (242, 835286), (484, 417643)]