19178146

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{8887}}^1$

素因数の和:8985

約数の個数: 16

約数和(自身を含む): 31356864

約数和(自身を除く): 12178718

約数列:

[1, 2, 13, 26, 83, 166, 1079, 2158, 8887, 17774, 115531, 231062, 737621, 1475242, 9589073, 19178146]

約数ペア:

[(1, 19178146), (2, 9589073), (13, 1475242), (26, 737621), (83, 231062), (166, 115531), (1079, 17774), (2158, 8887)]