2019904124

素因数分解:

$2^2\times 7^1\times {\mathrm{353}}^1\times {\mathrm{204361}}^1$

素因数の和:204725

約数の個数: 24

約数和(自身を含む): 4051272288

約数和(自身を除く): 2031368164

約数列:

[1, 2, 4, 7, 14, 28, 353, 706, 1412, 2471, 4942, 9884, 204361, 408722, 817444, 1430527, 2861054, 5722108, 72139433, 144278866, 288557732, 504976031, 1009952062, 2019904124]

約数ペア:

[(1, 2019904124), (2, 1009952062), (4, 504976031), (7, 288557732), (14, 144278866), (28, 72139433), (353, 5722108), (706, 2861054), (1412, 1430527), (2471, 817444), (4942, 408722), (9884, 204361)]