2011019941

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{138319}}^1$

素因数の和:138424

約数の個数: 16

約数和(自身を含む): 2407874560

約数和(自身を除く): 396854619

約数列:

[1, 7, 31, 67, 217, 469, 2077, 14539, 138319, 968233, 4287889, 9267373, 30015223, 64871611, 287288563, 2011019941]

約数ペア:

[(1, 2011019941), (7, 287288563), (31, 64871611), (67, 30015223), (217, 9267373), (469, 4287889), (2077, 968233), (14539, 138319)]