20417256

素因数分解:

$2^3\times 3^2\times {\mathrm{283573}}^1$

素因数の和:283585

約数の個数: 24

約数和(自身を含む): 55296930

約数和(自身を除く): 34879674

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 283573, 567146, 850719, 1134292, 1701438, 2268584, 2552157, 3402876, 5104314, 6805752, 10208628, 20417256]

約数ペア:

[(1, 20417256), (2, 10208628), (3, 6805752), (4, 5104314), (6, 3402876), (8, 2552157), (9, 2268584), (12, 1701438), (18, 1134292), (24, 850719), (36, 567146), (72, 283573)]