18499768

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17387}}^1$

素因数の和:17419

約数の個数: 32

約数和(自身を含む): 41731200

約数和(自身を除く): 23231432

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 17387, 34774, 69548, 121709, 139096, 243418, 330353, 486836, 660706, 973672, 1321412, 2312471, 2642824, 4624942, 9249884, 18499768]

約数ペア:

[(1, 18499768), (2, 9249884), (4, 4624942), (7, 2642824), (8, 2312471), (14, 1321412), (19, 973672), (28, 660706), (38, 486836), (56, 330353), (76, 243418), (133, 139096), (152, 121709), (266, 69548), (532, 34774), (1064, 17387)]