2019918380

素因数分解:

$2^2\times 5^1\times {\mathrm{8929}}^1\times {\mathrm{11311}}^1$

素因数の和:20249

約数の個数: 24

約数和(自身を含む): 4242678720

約数和(自身を除く): 2222760340

約数列:

[1, 2, 4, 5, 10, 20, 8929, 11311, 17858, 22622, 35716, 44645, 45244, 56555, 89290, 113110, 178580, 226220, 100995919, 201991838, 403983676, 504979595, 1009959190, 2019918380]

約数ペア:

[(1, 2019918380), (2, 1009959190), (4, 504979595), (5, 403983676), (10, 201991838), (20, 100995919), (8929, 226220), (11311, 178580), (17858, 113110), (22622, 89290), (35716, 56555), (44645, 45244)]