19683807

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2699}}^1$

素因数の和:2743

約数の個数: 32

約数和(自身を含む): 32659200

約数和(自身を除く): 12975393

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 143, 187, 221, 429, 561, 663, 2431, 2699, 7293, 8097, 29689, 35087, 45883, 89067, 105261, 137649, 385957, 504713, 596479, 1157871, 1514139, 1789437, 6561269, 19683807]

約数ペア:

[(1, 19683807), (3, 6561269), (11, 1789437), (13, 1514139), (17, 1157871), (33, 596479), (39, 504713), (51, 385957), (143, 137649), (187, 105261), (221, 89067), (429, 45883), (561, 35087), (663, 29689), (2431, 8097), (2699, 7293)]