20569308

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{39863}}^1$

素因数の和:39913

約数の個数: 24

約数和(自身を含む): 49112448

約数和(自身を除く): 28543140

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 39863, 79726, 119589, 159452, 239178, 478356, 1714109, 3428218, 5142327, 6856436, 10284654, 20569308]

約数ペア:

[(1, 20569308), (2, 10284654), (3, 6856436), (4, 5142327), (6, 3428218), (12, 1714109), (43, 478356), (86, 239178), (129, 159452), (172, 119589), (258, 79726), (516, 39863)]