19367289

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{1987}}^1$

素因数の和:2034

約数の個数: 24

約数和(自身を含む): 30297120

約数和(自身を除く): 10929831

約数列:

[1, 3, 9, 19, 27, 57, 171, 361, 513, 1083, 1987, 3249, 5961, 9747, 17883, 37753, 53649, 113259, 339777, 717307, 1019331, 2151921, 6455763, 19367289]

約数ペア:

[(1, 19367289), (3, 6455763), (9, 2151921), (19, 1019331), (27, 717307), (57, 339777), (171, 113259), (361, 53649), (513, 37753), (1083, 17883), (1987, 9747), (3249, 5961)]