19087839

素因数分解:

$3^3\times {\mathrm{823}}^1\times {\mathrm{859}}^1$

素因数の和:1691

約数の個数: 16

約数和(自身を含む): 28345600

約数和(自身を除く): 9257761

約数列:

[1, 3, 9, 27, 823, 859, 2469, 2577, 7407, 7731, 22221, 23193, 706957, 2120871, 6362613, 19087839]

約数ペア:

[(1, 19087839), (3, 6362613), (9, 2120871), (27, 706957), (823, 23193), (859, 22221), (2469, 7731), (2577, 7407)]