20787029133

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1409}}^1\times {\mathrm{378283}}^1$

素因数の和:379708

約数の個数: 16

約数和(自身を含む): 29869304640

約数和(自身を除く): 9082275507

約数列:

[1, 3, 13, 39, 1409, 4227, 18317, 54951, 378283, 1134849, 4917679, 14753037, 533000747, 1599002241, 6929009711, 20787029133]

約数ペア:

[(1, 20787029133), (3, 6929009711), (13, 1599002241), (39, 533000747), (1409, 14753037), (4227, 4917679), (18317, 1134849), (54951, 378283)]