218702404

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{417371}}^1$

素因数の和:417506

約数の個数: 12

約数和(自身を含む): 385651728

約数和(自身を除く): 166949324

約数列:

[1, 2, 4, 131, 262, 524, 417371, 834742, 1669484, 54675601, 109351202, 218702404]

約数ペア:

[(1, 218702404), (2, 109351202), (4, 54675601), (131, 1669484), (262, 834742), (524, 417371)]