201565904

素因数分解:

$2^4\times {\mathrm{1409}}^1\times {\mathrm{8941}}^1$

素因数の和:10358

約数の個数: 20

約数和(自身を含む): 390854820

約数和(自身を除く): 189288916

約数列:

[1, 2, 4, 8, 16, 1409, 2818, 5636, 8941, 11272, 17882, 22544, 35764, 71528, 143056, 12597869, 25195738, 50391476, 100782952, 201565904]

約数ペア:

[(1, 201565904), (2, 100782952), (4, 50391476), (8, 25195738), (16, 12597869), (1409, 143056), (2818, 71528), (5636, 35764), (8941, 22544), (11272, 17882)]