1861627894

素因数分解:

$2^1\times 7^2\times {\mathrm{419}}^1\times {\mathrm{45337}}^1$

素因数の和:45772

約数の個数: 24

約数和(自身を含む): 3256175160

約数和(自身を除く): 1394547266

約数列:

[1, 2, 7, 14, 49, 98, 419, 838, 2933, 5866, 20531, 41062, 45337, 90674, 317359, 634718, 2221513, 4443026, 18996203, 37992406, 132973421, 265946842, 930813947, 1861627894]

約数ペア:

[(1, 1861627894), (2, 930813947), (7, 265946842), (14, 132973421), (49, 37992406), (98, 18996203), (419, 4443026), (838, 2221513), (2933, 634718), (5866, 317359), (20531, 90674), (41062, 45337)]