20975202

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61331}}^1$

素因数の和:61358

約数の個数: 24

約数和(自身を含む): 47838960

約数和(自身を除く): 26863758

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 61331, 122662, 183993, 367986, 551979, 1103958, 1165289, 2330578, 3495867, 6991734, 10487601, 20975202]

約数ペア:

[(1, 20975202), (2, 10487601), (3, 6991734), (6, 3495867), (9, 2330578), (18, 1165289), (19, 1103958), (38, 551979), (57, 367986), (114, 183993), (171, 122662), (342, 61331)]