2491592008

素因数分解:

$2^3\times {\mathrm{409}}^1\times {\mathrm{761489}}^1$

素因数の和:761904

約数の個数: 16

約数和(自身を含む): 4683163500

約数和(自身を除く): 2191571492

約数列:

[1, 2, 4, 8, 409, 818, 1636, 3272, 761489, 1522978, 3045956, 6091912, 311449001, 622898002, 1245796004, 2491592008]

約数ペア:

[(1, 2491592008), (2, 1245796004), (4, 622898002), (8, 311449001), (409, 6091912), (818, 3045956), (1636, 1522978), (3272, 761489)]