19440069

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{613}}^1$

素因数の和:689

約数の個数: 24

約数和(自身を含む): 29265696

約数和(自身を除く): 9825627

約数列:

[1, 3, 11, 31, 33, 93, 341, 613, 961, 1023, 1839, 2883, 6743, 10571, 19003, 20229, 31713, 57009, 209033, 589093, 627099, 1767279, 6480023, 19440069]

約数ペア:

[(1, 19440069), (3, 6480023), (11, 1767279), (31, 627099), (33, 589093), (93, 209033), (341, 57009), (613, 31713), (961, 20229), (1023, 19003), (1839, 10571), (2883, 6743)]