20512686854

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{25199861}}^1$

素因数の和:25199911

約数の個数: 16

約数和(自身を含む): 34473411216

約数和(自身を除く): 13960724362

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 25199861, 50399722, 277198471, 554396942, 932394857, 1864789714, 10256343427, 20512686854]

約数ペア:

[(1, 20512686854), (2, 10256343427), (11, 1864789714), (22, 932394857), (37, 554396942), (74, 277198471), (407, 50399722), (814, 25199861)]