201670772

素因数分解:

$2^2\times {\mathrm{163}}^1\times {\mathrm{309311}}^1$

素因数の和:309478

約数の個数: 12

約数和(自身を含む): 355090176

約数和(自身を除く): 153419404

約数列:

[1, 2, 4, 163, 326, 652, 309311, 618622, 1237244, 50417693, 100835386, 201670772]

約数ペア:

[(1, 201670772), (2, 100835386), (4, 50417693), (163, 1237244), (326, 618622), (652, 309311)]