20603487

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1\times {\mathrm{443}}^1$

素因数の和:902

約数の個数: 16

約数和(自身を含む): 28344960

約数和(自身を除く): 7741473

約数列:

[1, 3, 37, 111, 419, 443, 1257, 1329, 15503, 16391, 46509, 49173, 185617, 556851, 6867829, 20603487]

約数ペア:

[(1, 20603487), (3, 6867829), (37, 556851), (111, 185617), (419, 49173), (443, 46509), (1257, 16391), (1329, 15503)]