20751014889

素因数分解:

$3^7\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{1367}}^1$

素因数の和:2030

約数の個数: 64

約数和(自身を含む): 34029711360

約数和(自身を除く): 13278696471

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 631, 729, 891, 1367, 1893, 2187, 2673, 4101, 5679, 6941, 8019, 12303, 15037, 17037, 20823, 24057, 36909, 45111, 51111, 62469, 110727, 135333, 153333, 187407, 332181, 405999, 459999, 562221, 862577, 996543, 1217997, 1379997, 1686663, 2587731, 2989629, 3653991, 5059989, 7763193, 9488347, 10961973, 15179967, 23289579, 28465041, 32885919, 69868737, 85395123, 209606211, 256185369, 628818633, 768556107, 1886455899, 2305668321, 6917004963, 20751014889]

約数ペア:

[(1, 20751014889), (3, 6917004963), (9, 2305668321), (11, 1886455899), (27, 768556107), (33, 628818633), (81, 256185369), (99, 209606211), (243, 85395123), (297, 69868737), (631, 32885919), (729, 28465041), (891, 23289579), (1367, 15179967), (1893, 10961973), (2187, 9488347), (2673, 7763193), (4101, 5059989), (5679, 3653991), (6941, 2989629), (8019, 2587731), (12303, 1686663), (15037, 1379997), (17037, 1217997), (20823, 996543), (24057, 862577), (36909, 562221), (45111, 459999), (51111, 405999), (62469, 332181), (110727, 187407), (135333, 153333)]