16663394

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1861}}^1$

素因数の和:1922

約数の個数: 24

約数和(自身を含む): 28231644

約数和(自身を除く): 11568250

約数列:

[1, 2, 11, 22, 37, 74, 121, 242, 407, 814, 1861, 3722, 4477, 8954, 20471, 40942, 68857, 137714, 225181, 450362, 757427, 1514854, 8331697, 16663394]

約数ペア:

[(1, 16663394), (2, 8331697), (11, 1514854), (22, 757427), (37, 450362), (74, 225181), (121, 137714), (242, 68857), (407, 40942), (814, 20471), (1861, 8954), (3722, 4477)]