20175403779

素因数分解:

$3^6\times {\mathrm{41}}^1\times {\mathrm{337}}^1\times {\mathrm{2003}}^1$

素因数の和:2399

約数の個数: 56

約数和(自身を含む): 31094520912

約数和(自身を除く): 10919117133

約数列:

[1, 3, 9, 27, 41, 81, 123, 243, 337, 369, 729, 1011, 1107, 2003, 3033, 3321, 6009, 9099, 9963, 13817, 18027, 27297, 29889, 41451, 54081, 81891, 82123, 124353, 162243, 245673, 246369, 373059, 486729, 675011, 739107, 1119177, 1460187, 2025033, 2217321, 3357531, 6075099, 6651963, 10072593, 18225297, 19955889, 27675451, 54675891, 59867667, 83026353, 164027673, 249079059, 492083019, 747237177, 2241711531, 6725134593, 20175403779]

約数ペア:

[(1, 20175403779), (3, 6725134593), (9, 2241711531), (27, 747237177), (41, 492083019), (81, 249079059), (123, 164027673), (243, 83026353), (337, 59867667), (369, 54675891), (729, 27675451), (1011, 19955889), (1107, 18225297), (2003, 10072593), (3033, 6651963), (3321, 6075099), (6009, 3357531), (9099, 2217321), (9963, 2025033), (13817, 1460187), (18027, 1119177), (27297, 739107), (29889, 675011), (41451, 486729), (54081, 373059), (81891, 246369), (82123, 245673), (124353, 162243)]