20510619

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{577}}^1$

素因数の和:655

約数の個数: 24

約数和(自身を含む): 29810928

約数和(自身を除く): 9300309

約数列:

[1, 3, 17, 41, 51, 123, 289, 577, 697, 867, 1731, 2091, 9809, 11849, 23657, 29427, 35547, 70971, 166753, 402169, 500259, 1206507, 6836873, 20510619]

約数ペア:

[(1, 20510619), (3, 6836873), (17, 1206507), (41, 500259), (51, 402169), (123, 166753), (289, 70971), (577, 35547), (697, 29427), (867, 23657), (1731, 11849), (2091, 9809)]