204578084

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{647399}}^1$

素因数の和:647482

約数の個数: 12

約数和(自身を含む): 362544000

約数和(自身を除く): 157965916

約数列:

[1, 2, 4, 79, 158, 316, 647399, 1294798, 2589596, 51144521, 102289042, 204578084]

約数ペア:

[(1, 204578084), (2, 102289042), (4, 51144521), (79, 2589596), (158, 1294798), (316, 647399)]