8419774

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20143}}^1$

素因数の和:20175

約数の個数: 16

約数和(自身を含む): 14503680

約数和(自身を除く): 6083906

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 20143, 40286, 221573, 382717, 443146, 765434, 4209887, 8419774]

約数ペア:

[(1, 8419774), (2, 4209887), (11, 765434), (19, 443146), (22, 382717), (38, 221573), (209, 40286), (418, 20143)]