18787676

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{1051}}^1$

素因数の和:1205

約数の個数: 24

約数和(自身を含む): 34021680

約数和(自身を除く): 15234004

約数列:

[1, 2, 4, 41, 82, 109, 164, 218, 436, 1051, 2102, 4204, 4469, 8938, 17876, 43091, 86182, 114559, 172364, 229118, 458236, 4696919, 9393838, 18787676]

約数ペア:

[(1, 18787676), (2, 9393838), (4, 4696919), (41, 458236), (82, 229118), (109, 172364), (164, 114559), (218, 86182), (436, 43091), (1051, 17876), (2102, 8938), (4204, 4469)]