12217684

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{8461}}^1$

素因数の和:8503

約数の個数: 18

約数和(自身を含む): 22568154

約数和(自身を除く): 10350470

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 8461, 16922, 33844, 160759, 321518, 643036, 3054421, 6108842, 12217684]

約数ペア:

[(1, 12217684), (2, 6108842), (4, 3054421), (19, 643036), (38, 321518), (76, 160759), (361, 33844), (722, 16922), (1444, 8461)]