18391618

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{1367}}^1$

素因数の和:1438

約数の個数: 24

約数和(自身を含む): 32602176

約数和(自身を除く): 14210558

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 961, 1367, 1922, 2734, 6727, 9569, 13454, 19138, 42377, 84754, 296639, 593278, 1313687, 2627374, 9195809, 18391618]

約数ペア:

[(1, 18391618), (2, 9195809), (7, 2627374), (14, 1313687), (31, 593278), (62, 296639), (217, 84754), (434, 42377), (961, 19138), (1367, 13454), (1922, 9569), (2734, 6727)]