20063883

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{3329}}^1$

素因数の和:3387

約数の個数: 24

約数和(自身を含む): 31888080

約数和(自身を除く): 11824197

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 861, 2009, 3329, 6027, 9987, 23303, 69909, 136489, 163121, 409467, 489363, 955423, 2866269, 6687961, 20063883]

約数ペア:

[(1, 20063883), (3, 6687961), (7, 2866269), (21, 955423), (41, 489363), (49, 409467), (123, 163121), (147, 136489), (287, 69909), (861, 23303), (2009, 9987), (3329, 6027)]