20609666

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3617}}^1$

素因数の和:3674

約数の個数: 32

約数和(自身を含む): 39595392

約数和(自身を除く): 18985726

約数列:

[1, 2, 7, 11, 14, 22, 37, 74, 77, 154, 259, 407, 518, 814, 2849, 3617, 5698, 7234, 25319, 39787, 50638, 79574, 133829, 267658, 278509, 557018, 936803, 1472119, 1873606, 2944238, 10304833, 20609666]

約数ペア:

[(1, 20609666), (2, 10304833), (7, 2944238), (11, 1873606), (14, 1472119), (22, 936803), (37, 557018), (74, 278509), (77, 267658), (154, 133829), (259, 79574), (407, 50638), (518, 39787), (814, 25319), (2849, 7234), (3617, 5698)]