200907988

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{497297}}^1$

素因数の和:497402

約数の個数: 12

約数和(自身を含む): 355070772

約数和(自身を除く): 154162784

約数列:

[1, 2, 4, 101, 202, 404, 497297, 994594, 1989188, 50226997, 100453994, 200907988]

約数ペア:

[(1, 200907988), (2, 100453994), (4, 50226997), (101, 1989188), (202, 994594), (404, 497297)]