19365009

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{1877}}^1$

素因数の和:2080

約数の個数: 16

約数和(自身を含む): 27343680

約数和(自身を除く): 7978671

約数列:

[1, 3, 19, 57, 181, 543, 1877, 3439, 5631, 10317, 35663, 106989, 339737, 1019211, 6455003, 19365009]

約数ペア:

[(1, 19365009), (3, 6455003), (19, 1019211), (57, 339737), (181, 106989), (543, 35663), (1877, 10317), (3439, 5631)]