20331591

素因数分解:

$3^1\times 7^1\times {\mathrm{769}}^1\times {\mathrm{1259}}^1$

素因数の和:2038

約数の個数: 16

約数和(自身を含む): 31046400

約数和(自身を除く): 10714809

約数列:

[1, 3, 7, 21, 769, 1259, 2307, 3777, 5383, 8813, 16149, 26439, 968171, 2904513, 6777197, 20331591]

約数ペア:

[(1, 20331591), (3, 6777197), (7, 2904513), (21, 968171), (769, 26439), (1259, 16149), (2307, 8813), (3777, 5383)]