16661876

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1151}}^1$

素因数の和:1220

約数の個数: 48

約数和(自身を含む): 37158912

約数和(自身を除く): 20497036

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 77, 94, 154, 188, 308, 329, 517, 658, 1034, 1151, 1316, 2068, 2302, 3619, 4604, 7238, 8057, 12661, 14476, 16114, 25322, 32228, 50644, 54097, 88627, 108194, 177254, 216388, 354508, 378679, 595067, 757358, 1190134, 1514716, 2380268, 4165469, 8330938, 16661876]

約数ペア:

[(1, 16661876), (2, 8330938), (4, 4165469), (7, 2380268), (11, 1514716), (14, 1190134), (22, 757358), (28, 595067), (44, 378679), (47, 354508), (77, 216388), (94, 177254), (154, 108194), (188, 88627), (308, 54097), (329, 50644), (517, 32228), (658, 25322), (1034, 16114), (1151, 14476), (1316, 12661), (2068, 8057), (2302, 7238), (3619, 4604)]