20157016

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{433}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 43200360

約数和(自身を除く): 23043344

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 184, 253, 433, 506, 529, 866, 1012, 1058, 1732, 2024, 2116, 3464, 4232, 4763, 5819, 9526, 9959, 11638, 19052, 19918, 23276, 38104, 39836, 46552, 79672, 109549, 219098, 229057, 438196, 458114, 876392, 916228, 1832456, 2519627, 5039254, 10078508, 20157016]

約数ペア:

[(1, 20157016), (2, 10078508), (4, 5039254), (8, 2519627), (11, 1832456), (22, 916228), (23, 876392), (44, 458114), (46, 438196), (88, 229057), (92, 219098), (184, 109549), (253, 79672), (433, 46552), (506, 39836), (529, 38104), (866, 23276), (1012, 19918), (1058, 19052), (1732, 11638), (2024, 9959), (2116, 9526), (3464, 5819), (4232, 4763)]