20187589906

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{2254589}}^1$

素因数の和:2254650

約数の個数: 24

約数和(自身を含む): 34184093580

約数和(自身を除く): 13996503674

約数列:

[1, 2, 11, 22, 37, 74, 121, 242, 407, 814, 4477, 8954, 2254589, 4509178, 24800479, 49600958, 83419793, 166839586, 272805269, 545610538, 917617723, 1835235446, 10093794953, 20187589906]

約数ペア:

[(1, 20187589906), (2, 10093794953), (11, 1835235446), (22, 917617723), (37, 545610538), (74, 272805269), (121, 166839586), (242, 83419793), (407, 49600958), (814, 24800479), (4477, 4509178), (8954, 2254589)]