2000858965

素因数分解:

$5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{450137}}^1$

素因数の和:450276

約数の個数: 16

約数和(自身を含む): 2765647872

約数和(自身を除く): 764788907

約数列:

[1, 5, 7, 35, 127, 635, 889, 4445, 450137, 2250685, 3150959, 15754795, 57167399, 285836995, 400171793, 2000858965]

約数ペア:

[(1, 2000858965), (5, 400171793), (7, 285836995), (35, 57167399), (127, 15754795), (635, 3150959), (889, 2250685), (4445, 450137)]