16920849

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{26987}}^1$

素因数の和:27020

約数の個数: 16

約数和(自身を含む): 25908480

約数和(自身を除く): 8987631

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 26987, 80961, 296857, 512753, 890571, 1538259, 5640283, 16920849]

約数ペア:

[(1, 16920849), (3, 5640283), (11, 1538259), (19, 890571), (33, 512753), (57, 296857), (209, 80961), (627, 26987)]