20307339

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4691}}^1$

素因数の和:4747

約数の個数: 24

約数和(自身を含む): 32449872

約数和(自身を除く): 12142533

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 4691, 14073, 42219, 60983, 173567, 182949, 520701, 548847, 1562103, 2256371, 6769113, 20307339]

約数ペア:

[(1, 20307339), (3, 6769113), (9, 2256371), (13, 1562103), (37, 548847), (39, 520701), (111, 182949), (117, 173567), (333, 60983), (481, 42219), (1443, 14073), (4329, 4691)]