19755064

素因数分解:

$2^3\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1949}}^1$

素因数の和:2143

約数の個数: 32

約数和(自身を含む): 42588000

約数和(自身を除く): 22832936

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 181, 362, 724, 1267, 1448, 1949, 2534, 3898, 5068, 7796, 10136, 13643, 15592, 27286, 54572, 109144, 352769, 705538, 1411076, 2469383, 2822152, 4938766, 9877532, 19755064]

約数ペア:

[(1, 19755064), (2, 9877532), (4, 4938766), (7, 2822152), (8, 2469383), (14, 1411076), (28, 705538), (56, 352769), (181, 109144), (362, 54572), (724, 27286), (1267, 15592), (1448, 13643), (1949, 10136), (2534, 7796), (3898, 5068)]