17719929

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{419}}^1$

素因数の和:589

約数の個数: 24

約数和(自身を含む): 26557440

約数和(自身を除く): 8837511

約数列:

[1, 3, 9, 37, 111, 127, 333, 381, 419, 1143, 1257, 3771, 4699, 14097, 15503, 42291, 46509, 53213, 139527, 159639, 478917, 1968881, 5906643, 17719929]

約数ペア:

[(1, 17719929), (3, 5906643), (9, 1968881), (37, 478917), (111, 159639), (127, 139527), (333, 53213), (381, 46509), (419, 42291), (1143, 15503), (1257, 14097), (3771, 4699)]