18809637

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{761}}^1$

素因数の和:889

約数の個数: 32

約数和(自身を含む): 31601664

約数和(自身を除く): 12792027

約数列:

[1, 3, 7, 11, 21, 33, 77, 107, 231, 321, 749, 761, 1177, 2247, 2283, 3531, 5327, 8239, 8371, 15981, 24717, 25113, 58597, 81427, 175791, 244281, 569989, 895697, 1709967, 2687091, 6269879, 18809637]

約数ペア:

[(1, 18809637), (3, 6269879), (7, 2687091), (11, 1709967), (21, 895697), (33, 569989), (77, 244281), (107, 175791), (231, 81427), (321, 58597), (749, 25113), (761, 24717), (1177, 15981), (2247, 8371), (2283, 8239), (3531, 5327)]