20445293121

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{1716217}}^1$

素因数の和:1716269

約数の個数: 24

約数和(自身を含む): 31386194784

約数和(自身を除く): 10940901663

約数列:

[1, 3, 11, 19, 33, 57, 209, 361, 627, 1083, 3971, 11913, 1716217, 5148651, 18878387, 32608123, 56635161, 97824369, 358689353, 619554337, 1076068059, 1858663011, 6815097707, 20445293121]

約数ペア:

[(1, 20445293121), (3, 6815097707), (11, 1858663011), (19, 1076068059), (33, 619554337), (57, 358689353), (209, 97824369), (361, 56635161), (627, 32608123), (1083, 18878387), (3971, 5148651), (11913, 1716217)]