20742648

素因数分解:

$2^3\times 3^1\times {\mathrm{864277}}^1$

素因数の和:864286

約数の個数: 16

約数和(自身を含む): 51856680

約数和(自身を除く): 31114032

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 864277, 1728554, 2592831, 3457108, 5185662, 6914216, 10371324, 20742648]

約数ペア:

[(1, 20742648), (2, 10371324), (3, 6914216), (4, 5185662), (6, 3457108), (8, 2592831), (12, 1728554), (24, 864277)]