20737563

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{839}}^1$

素因数の和:967

約数の個数: 32

約数和(自身を含む): 34836480

約数和(自身を除く): 14098917

約数列:

[1, 3, 7, 11, 21, 33, 77, 107, 231, 321, 749, 839, 1177, 2247, 2517, 3531, 5873, 8239, 9229, 17619, 24717, 27687, 64603, 89773, 193809, 269319, 628411, 987503, 1885233, 2962509, 6912521, 20737563]

約数ペア:

[(1, 20737563), (3, 6912521), (7, 2962509), (11, 1885233), (21, 987503), (33, 628411), (77, 269319), (107, 193809), (231, 89773), (321, 64603), (749, 27687), (839, 24717), (1177, 17619), (2247, 9229), (2517, 8239), (3531, 5873)]