20989849665

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{16859317}}^1$

素因数の和:16859408

約数の個数: 16

約数和(自身を含む): 33988385088

約数和(自身を除く): 12998535423

約数列:

[1, 3, 5, 15, 83, 249, 415, 1245, 16859317, 50577951, 84296585, 252889755, 1399323311, 4197969933, 6996616555, 20989849665]

約数ペア:

[(1, 20989849665), (3, 6996616555), (5, 4197969933), (15, 1399323311), (83, 252889755), (249, 84296585), (415, 50577951), (1245, 16859317)]