20961314

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{2341}}^1$

素因数の和:2402

約数の個数: 24

約数和(自身を含む): 35509404

約数和(自身を除く): 14548090

約数列:

[1, 2, 11, 22, 37, 74, 121, 242, 407, 814, 2341, 4477, 4682, 8954, 25751, 51502, 86617, 173234, 283261, 566522, 952787, 1905574, 10480657, 20961314]

約数ペア:

[(1, 20961314), (2, 10480657), (11, 1905574), (22, 952787), (37, 566522), (74, 283261), (121, 173234), (242, 86617), (407, 51502), (814, 25751), (2341, 8954), (4477, 4682)]