20144883

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^3\times {\mathrm{89}}^1$

素因数の和:160

約数の個数: 32

約数和(自身を含む): 31276800

約数和(自身を除く): 11131917

約数列:

[1, 3, 11, 19, 33, 57, 89, 209, 267, 361, 627, 979, 1083, 1691, 2937, 3971, 5073, 6859, 11913, 18601, 20577, 32129, 55803, 75449, 96387, 226347, 353419, 610451, 1060257, 1831353, 6714961, 20144883]

約数ペア:

[(1, 20144883), (3, 6714961), (11, 1831353), (19, 1060257), (33, 610451), (57, 353419), (89, 226347), (209, 96387), (267, 75449), (361, 55803), (627, 32129), (979, 20577), (1083, 18601), (1691, 11913), (2937, 6859), (3971, 5073)]