20298755

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{971}}^1$

素因数の和:1126

約数の個数: 16

約数和(自身を含む): 25264224

約数和(自身を除く): 4965469

約数列:

[1, 5, 37, 113, 185, 565, 971, 4181, 4855, 20905, 35927, 109723, 179635, 548615, 4059751, 20298755]

約数ペア:

[(1, 20298755), (5, 4059751), (37, 548615), (113, 179635), (185, 109723), (565, 35927), (971, 20905), (4181, 4855)]