18729756

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{7127}}^1$

素因数の和:7210

約数の個数: 36

約数和(自身を含む): 47999952

約数和(自身を除く): 29270196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 876, 1314, 2628, 7127, 14254, 21381, 28508, 42762, 64143, 85524, 128286, 256572, 520271, 1040542, 1560813, 2081084, 3121626, 4682439, 6243252, 9364878, 18729756]

約数ペア:

[(1, 18729756), (2, 9364878), (3, 6243252), (4, 4682439), (6, 3121626), (9, 2081084), (12, 1560813), (18, 1040542), (36, 520271), (73, 256572), (146, 128286), (219, 85524), (292, 64143), (438, 42762), (657, 28508), (876, 21381), (1314, 14254), (2628, 7127)]