19934019

素因数分解:

$3^5\times 7^1\times {\mathrm{11719}}^1$

素因数の和:11741

約数の個数: 24

約数和(自身を含む): 34128640

約数和(自身を除く): 14194621

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 11719, 35157, 82033, 105471, 246099, 316413, 738297, 949239, 2214891, 2847717, 6644673, 19934019]

約数ペア:

[(1, 19934019), (3, 6644673), (7, 2847717), (9, 2214891), (21, 949239), (27, 738297), (63, 316413), (81, 246099), (189, 105471), (243, 82033), (567, 35157), (1701, 11719)]