18783172

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{2447}}^1$

素因数の和:2571

約数の個数: 24

約数和(自身を含む): 34957440

約数和(自身を除く): 16174268

約数列:

[1, 2, 4, 19, 38, 76, 101, 202, 404, 1919, 2447, 3838, 4894, 7676, 9788, 46493, 92986, 185972, 247147, 494294, 988588, 4695793, 9391586, 18783172]

約数ペア:

[(1, 18783172), (2, 9391586), (4, 4695793), (19, 988588), (38, 494294), (76, 247147), (101, 185972), (202, 92986), (404, 46493), (1919, 9788), (2447, 7676), (3838, 4894)]