20785453

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1$

素因数の和:676

約数の個数: 16

約数和(自身を含む): 23322880

約数和(自身を除く): 2537427

約数列:

[1, 13, 37, 79, 481, 547, 1027, 2923, 7111, 20239, 37999, 43213, 263107, 561769, 1598881, 20785453]

約数ペア:

[(1, 20785453), (13, 1598881), (37, 561769), (79, 263107), (481, 43213), (547, 37999), (1027, 20239), (2923, 7111)]