20197584009

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{200929}}^1$

素因数の和:201031

約数の個数: 40

約数和(自身を含む): 32384289960

約数和(自身を除く): 12186705951

約数列:

[1, 3, 9, 17, 27, 51, 73, 81, 153, 219, 459, 657, 1241, 1377, 1971, 3723, 5913, 11169, 33507, 100521, 200929, 602787, 1808361, 3415793, 5425083, 10247379, 14667817, 16275249, 30742137, 44003451, 92226411, 132010353, 249352889, 276679233, 396031059, 748058667, 1188093177, 2244176001, 6732528003, 20197584009]

約数ペア:

[(1, 20197584009), (3, 6732528003), (9, 2244176001), (17, 1188093177), (27, 748058667), (51, 396031059), (73, 276679233), (81, 249352889), (153, 132010353), (219, 92226411), (459, 44003451), (657, 30742137), (1241, 16275249), (1377, 14667817), (1971, 10247379), (3723, 5425083), (5913, 3415793), (11169, 1808361), (33507, 602787), (100521, 200929)]