18863912

素因数分解:

$2^3\times {\mathrm{337}}^1\times {\mathrm{6997}}^1$

素因数の和:7340

約数の個数: 16

約数和(自身を含む): 35479860

約数和(自身を除く): 16615948

約数列:

[1, 2, 4, 8, 337, 674, 1348, 2696, 6997, 13994, 27988, 55976, 2357989, 4715978, 9431956, 18863912]

約数ペア:

[(1, 18863912), (2, 9431956), (4, 4715978), (8, 2357989), (337, 55976), (674, 27988), (1348, 13994), (2696, 6997)]