20693859

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{677}}^1$

素因数の和:1146

約数の個数: 16

約数和(自身を含む): 28899072

約数和(自身を除く): 8205213

約数列:

[1, 3, 23, 69, 443, 677, 1329, 2031, 10189, 15571, 30567, 46713, 299911, 899733, 6897953, 20693859]

約数ペア:

[(1, 20693859), (3, 6897953), (23, 899733), (69, 299911), (443, 46713), (677, 30567), (1329, 15571), (2031, 10189)]