19417581

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{313}}^1$

素因数の和:493

約数の個数: 24

約数和(自身を含む): 28851576

約数和(自身を除く): 9433995

約数列:

[1, 3, 9, 61, 113, 183, 313, 339, 549, 939, 1017, 2817, 6893, 19093, 20679, 35369, 57279, 62037, 106107, 171837, 318321, 2157509, 6472527, 19417581]

約数ペア:

[(1, 19417581), (3, 6472527), (9, 2157509), (61, 318321), (113, 171837), (183, 106107), (313, 62037), (339, 57279), (549, 35369), (939, 20679), (1017, 19093), (2817, 6893)]