18249868

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{277}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 39667264

約数和(自身を除く): 21417396

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 181, 182, 277, 362, 364, 554, 724, 1108, 1267, 1939, 2353, 2534, 3601, 3878, 4706, 5068, 7202, 7756, 9412, 14404, 16471, 25207, 32942, 50137, 50414, 65884, 100274, 100828, 200548, 350959, 651781, 701918, 1303562, 1403836, 2607124, 4562467, 9124934, 18249868]

約数ペア:

[(1, 18249868), (2, 9124934), (4, 4562467), (7, 2607124), (13, 1403836), (14, 1303562), (26, 701918), (28, 651781), (52, 350959), (91, 200548), (181, 100828), (182, 100274), (277, 65884), (362, 50414), (364, 50137), (554, 32942), (724, 25207), (1108, 16471), (1267, 14404), (1939, 9412), (2353, 7756), (2534, 7202), (3601, 5068), (3878, 4706)]