201558412

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{416443}}^1$

素因数の和:416469

約数の個数: 18

約数和(自身を含む): 387709364

約数和(自身を除く): 186150952

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 416443, 832886, 1665772, 4580873, 9161746, 18323492, 50389603, 100779206, 201558412]

約数ペア:

[(1, 201558412), (2, 100779206), (4, 50389603), (11, 18323492), (22, 9161746), (44, 4580873), (121, 1665772), (242, 832886), (484, 416443)]