20781048

素因数分解:

$2^3\times 3^1\times {\mathrm{865877}}^1$

素因数の和:865886

約数の個数: 16

約数和(自身を含む): 51952680

約数和(自身を除く): 31171632

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 865877, 1731754, 2597631, 3463508, 5195262, 6927016, 10390524, 20781048]

約数ペア:

[(1, 20781048), (2, 10390524), (3, 6927016), (4, 5195262), (6, 3463508), (8, 2597631), (12, 1731754), (24, 865877)]