18973894

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{9421}}^1$

素因数の和:9495

約数の個数: 16

約数和(自身を含む): 30527280

約数和(自身を除く): 11553386

約数列:

[1, 2, 19, 38, 53, 106, 1007, 2014, 9421, 18842, 178999, 357998, 499313, 998626, 9486947, 18973894]

約数ペア:

[(1, 18973894), (2, 9486947), (19, 998626), (38, 499313), (53, 357998), (106, 178999), (1007, 18842), (2014, 9421)]