20512728

素因数分解:

$2^3\times 3^2\times {\mathrm{284899}}^1$

素因数の和:284911

約数の個数: 24

約数和(自身を含む): 55555500

約数和(自身を除く): 35042772

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 284899, 569798, 854697, 1139596, 1709394, 2279192, 2564091, 3418788, 5128182, 6837576, 10256364, 20512728]

約数ペア:

[(1, 20512728), (2, 10256364), (3, 6837576), (4, 5128182), (6, 3418788), (8, 2564091), (9, 2279192), (12, 1709394), (18, 1139596), (24, 854697), (36, 569798), (72, 284899)]