18809045

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{743}}^1$

素因数の和:892

約数の個数: 16

約数和(自身を含む): 23248512

約数和(自身を除く): 4439467

約数列:

[1, 5, 61, 83, 305, 415, 743, 3715, 5063, 25315, 45323, 61669, 226615, 308345, 3761809, 18809045]

約数ペア:

[(1, 18809045), (5, 3761809), (61, 308345), (83, 226615), (305, 61669), (415, 45323), (743, 25315), (3715, 5063)]