20804022

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{67987}}^1$

素因数の和:68012

約数の個数: 24

約数和(自身を含む): 47727576

約数和(自身を除く): 26923554

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 67987, 135974, 203961, 407922, 611883, 1155779, 1223766, 2311558, 3467337, 6934674, 10402011, 20804022]

約数ペア:

[(1, 20804022), (2, 10402011), (3, 6934674), (6, 3467337), (9, 2311558), (17, 1223766), (18, 1155779), (34, 611883), (51, 407922), (102, 203961), (153, 135974), (306, 67987)]