20559728

素因数分解:

$2^4\times 7^1\times {\mathrm{183569}}^1$

素因数の和:183584

約数の個数: 20

約数和(自身を含む): 45525360

約数和(自身を除く): 24965632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 183569, 367138, 734276, 1284983, 1468552, 2569966, 2937104, 5139932, 10279864, 20559728]

約数ペア:

[(1, 20559728), (2, 10279864), (4, 5139932), (7, 2937104), (8, 2569966), (14, 1468552), (16, 1284983), (28, 734276), (56, 367138), (112, 183569)]