204880912

素因数分解:

$2^4\times {\mathrm{823}}^1\times {\mathrm{15559}}^1$

素因数の和:16390

約数の個数: 20

約数和(自身を含む): 397464640

約数和(自身を除く): 192583728

約数列:

[1, 2, 4, 8, 16, 823, 1646, 3292, 6584, 13168, 15559, 31118, 62236, 124472, 248944, 12805057, 25610114, 51220228, 102440456, 204880912]

約数ペア:

[(1, 204880912), (2, 102440456), (4, 51220228), (8, 25610114), (16, 12805057), (823, 248944), (1646, 124472), (3292, 62236), (6584, 31118), (13168, 15559)]