20438646

素因数分解:

$2^1\times 3^1\times {\mathrm{613}}^1\times {\mathrm{5557}}^1$

素因数の和:6175

約数の個数: 16

約数和(自身を含む): 40951344

約数和(自身を除く): 20512698

約数列:

[1, 2, 3, 6, 613, 1226, 1839, 3678, 5557, 11114, 16671, 33342, 3406441, 6812882, 10219323, 20438646]

約数ペア:

[(1, 20438646), (2, 10219323), (3, 6812882), (6, 3406441), (613, 33342), (1226, 16671), (1839, 11114), (3678, 5557)]