20404233

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7019}}^1$

素因数の和:7061

約数の個数: 24

約数和(自身を含む): 32853600

約数和(自身を除く): 12449367

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 2907, 7019, 21057, 63171, 119323, 133361, 357969, 400083, 1073907, 1200249, 2267137, 6801411, 20404233]

約数ペア:

[(1, 20404233), (3, 6801411), (9, 2267137), (17, 1200249), (19, 1073907), (51, 400083), (57, 357969), (153, 133361), (171, 119323), (323, 63171), (969, 21057), (2907, 7019)]