18135158

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1$

素因数の和:524

約数の個数: 32

約数和(自身を含む): 30844800

約数和(自身を除く): 12709642

約数列:

[1, 2, 17, 19, 34, 38, 67, 134, 323, 419, 646, 838, 1139, 1273, 2278, 2546, 7123, 7961, 14246, 15922, 21641, 28073, 43282, 56146, 135337, 270674, 477241, 533387, 954482, 1066774, 9067579, 18135158]

約数ペア:

[(1, 18135158), (2, 9067579), (17, 1066774), (19, 954482), (34, 533387), (38, 477241), (67, 270674), (134, 135337), (323, 56146), (419, 43282), (646, 28073), (838, 21641), (1139, 15922), (1273, 14246), (2278, 7961), (2546, 7123)]