20520546

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{79537}}^1$

素因数の和:79585

約数の個数: 16

約数和(自身を含む): 41996064

約数和(自身を除く): 21475518

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 79537, 159074, 238611, 477222, 3420091, 6840182, 10260273, 20520546]

約数ペア:

[(1, 20520546), (2, 10260273), (3, 6840182), (6, 3420091), (43, 477222), (86, 238611), (129, 159074), (258, 79537)]