17929978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{22027}}^1$

素因数の和:22077

約数の個数: 16

約数和(自身を含む): 30134304

約数和(自身を除く): 12204326

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 22027, 44054, 242297, 484594, 814999, 1629998, 8964989, 17929978]

約数ペア:

[(1, 17929978), (2, 8964989), (11, 1629998), (22, 814999), (37, 484594), (74, 242297), (407, 44054), (814, 22027)]