18682827

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:618

約数の個数: 16

約数和(自身を含む): 25356672

約数和(自身を除く): 6673845

約数列:

[1, 3, 131, 137, 347, 393, 411, 1041, 17947, 45457, 47539, 53841, 136371, 142617, 6227609, 18682827]

約数ペア:

[(1, 18682827), (3, 6227609), (131, 142617), (137, 136371), (347, 53841), (393, 47539), (411, 45457), (1041, 17947)]