201538084

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{416401}}^1$

素因数の和:416427

約数の個数: 18

約数和(自身を含む): 387670262

約数和(自身を除く): 186132178

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 416401, 832802, 1665604, 4580411, 9160822, 18321644, 50384521, 100769042, 201538084]

約数ペア:

[(1, 201538084), (2, 100769042), (4, 50384521), (11, 18321644), (22, 9160822), (44, 4580411), (121, 1665604), (242, 832802), (484, 416401)]