20443071

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{283}}^1$

素因数の和:507

約数の個数: 24

約数和(自身を含む): 30217600

約数和(自身を除く): 9774529

約数列:

[1, 3, 11, 33, 121, 199, 283, 363, 597, 849, 2189, 3113, 6567, 9339, 24079, 34243, 56317, 72237, 102729, 168951, 619487, 1858461, 6814357, 20443071]

約数ペア:

[(1, 20443071), (3, 6814357), (11, 1858461), (33, 619487), (121, 168951), (199, 102729), (283, 72237), (363, 56317), (597, 34243), (849, 24079), (2189, 9339), (3113, 6567)]