19998033

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{619}}^1$

素因数の和:733

約数の個数: 24

約数和(自身を含む): 29685600

約数和(自身を除く): 9687567

約数列:

[1, 3, 11, 33, 89, 121, 267, 363, 619, 979, 1857, 2937, 6809, 10769, 20427, 32307, 55091, 74899, 165273, 224697, 606001, 1818003, 6666011, 19998033]

約数ペア:

[(1, 19998033), (3, 6666011), (11, 1818003), (33, 606001), (89, 224697), (121, 165273), (267, 74899), (363, 55091), (619, 32307), (979, 20427), (1857, 10769), (2937, 6809)]