18281394

素因数分解:

$2^1\times 3^2\times {\mathrm{157}}^1\times {\mathrm{6469}}^1$

素因数の和:6634

約数の個数: 24

約数和(自身を含む): 39868140

約数和(自身を除く): 21586746

約数列:

[1, 2, 3, 6, 9, 18, 157, 314, 471, 942, 1413, 2826, 6469, 12938, 19407, 38814, 58221, 116442, 1015633, 2031266, 3046899, 6093798, 9140697, 18281394]

約数ペア:

[(1, 18281394), (2, 9140697), (3, 6093798), (6, 3046899), (9, 2031266), (18, 1015633), (157, 116442), (314, 58221), (471, 38814), (942, 19407), (1413, 12938), (2826, 6469)]