20204024

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2803}}^1$

素因数の和:2879

約数の個数: 32

約数和(自身を含む): 40882320

約数和(自身を除く): 20678296

約数列:

[1, 2, 4, 8, 17, 34, 53, 68, 106, 136, 212, 424, 901, 1802, 2803, 3604, 5606, 7208, 11212, 22424, 47651, 95302, 148559, 190604, 297118, 381208, 594236, 1188472, 2525503, 5051006, 10102012, 20204024]

約数ペア:

[(1, 20204024), (2, 10102012), (4, 5051006), (8, 2525503), (17, 1188472), (34, 594236), (53, 381208), (68, 297118), (106, 190604), (136, 148559), (212, 95302), (424, 47651), (901, 22424), (1802, 11212), (2803, 7208), (3604, 5606)]