18974373

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{167}}^1\times {\mathrm{313}}^1$

素因数の和:505

約数の個数: 24

約数和(自身を含む): 28064064

約数和(自身を除く): 9089691

約数列:

[1, 3, 11, 33, 121, 167, 313, 363, 501, 939, 1837, 3443, 5511, 10329, 20207, 37873, 52271, 60621, 113619, 156813, 574981, 1724943, 6324791, 18974373]

約数ペア:

[(1, 18974373), (3, 6324791), (11, 1724943), (33, 574981), (121, 156813), (167, 113619), (313, 60621), (363, 52271), (501, 37873), (939, 20207), (1837, 10329), (3443, 5511)]