20439297

素因数分解:

$3^4\times {\mathrm{167}}^1\times {\mathrm{1511}}^1$

素因数の和:1690

約数の個数: 20

約数和(自身を含む): 30735936

約数和(自身を除く): 10296639

約数列:

[1, 3, 9, 27, 81, 167, 501, 1503, 1511, 4509, 4533, 13527, 13599, 40797, 122391, 252337, 757011, 2271033, 6813099, 20439297]

約数ペア:

[(1, 20439297), (3, 6813099), (9, 2271033), (27, 757011), (81, 252337), (167, 122391), (501, 40797), (1503, 13599), (1511, 13527), (4509, 4533)]