19315080905

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{2179}}^1\times {\mathrm{22441}}^1$

素因数の和:24704

約数の個数: 16

約数和(自身を含む): 23483308800

約数和(自身を除く): 4168227895

約数列:

[1, 5, 79, 395, 2179, 10895, 22441, 112205, 172141, 860705, 1772839, 8864195, 48898939, 244494695, 3863016181, 19315080905]

約数ペア:

[(1, 19315080905), (5, 3863016181), (79, 244494695), (395, 48898939), (2179, 8864195), (10895, 1772839), (22441, 860705), (112205, 172141)]