19197266

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{21283}}^1$

素因数の和:21337

約数の個数: 16

約数和(自身を含む): 32181408

約数和(自身を除く): 12984142

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 21283, 42566, 234113, 468226, 872603, 1745206, 9598633, 19197266]

約数ペア:

[(1, 19197266), (2, 9598633), (11, 1745206), (22, 872603), (41, 468226), (82, 234113), (451, 42566), (902, 21283)]