18922970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{172027}}^1$

素因数の和:172045

約数の個数: 16

約数和(自身を含む): 37158048

約数和(自身を除く): 18235078

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 172027, 344054, 860135, 1720270, 1892297, 3784594, 9461485, 18922970]

約数ペア:

[(1, 18922970), (2, 9461485), (5, 3784594), (10, 1892297), (11, 1720270), (22, 860135), (55, 344054), (110, 172027)]