18253898

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{8887}}^1$

素因数の和:8981

約数の個数: 16

約数和(自身を含む): 29863680

約数和(自身を除く): 11609782

約数列:

[1, 2, 13, 26, 79, 158, 1027, 2054, 8887, 17774, 115531, 231062, 702073, 1404146, 9126949, 18253898]

約数ペア:

[(1, 18253898), (2, 9126949), (13, 1404146), (26, 702073), (79, 231062), (158, 115531), (1027, 17774), (2054, 8887)]