19864636

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{26557}}^1$

素因数の和:26589

約数の個数: 24

約数和(自身を含む): 40155696

約数和(自身を除く): 20291060

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 748, 26557, 53114, 106228, 292127, 451469, 584254, 902938, 1168508, 1805876, 4966159, 9932318, 19864636]

約数ペア:

[(1, 19864636), (2, 9932318), (4, 4966159), (11, 1805876), (17, 1168508), (22, 902938), (34, 584254), (44, 451469), (68, 292127), (187, 106228), (374, 53114), (748, 26557)]