20820896

素因数分解:

$2^5\times {\mathrm{173}}^1\times {\mathrm{3761}}^1$

素因数の和:3944

約数の個数: 24

約数和(自身を含む): 41239044

約数和(自身を除く): 20418148

約数列:

[1, 2, 4, 8, 16, 32, 173, 346, 692, 1384, 2768, 3761, 5536, 7522, 15044, 30088, 60176, 120352, 650653, 1301306, 2602612, 5205224, 10410448, 20820896]

約数ペア:

[(1, 20820896), (2, 10410448), (4, 5205224), (8, 2602612), (16, 1301306), (32, 650653), (173, 120352), (346, 60176), (692, 30088), (1384, 15044), (2768, 7522), (3761, 5536)]