18137018

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{8389}}^1$

素因数の和:8461

約数の個数: 16

約数和(自身を含む): 28995840

約数和(自身を除く): 10858822

約数列:

[1, 2, 23, 46, 47, 94, 1081, 2162, 8389, 16778, 192947, 385894, 394283, 788566, 9068509, 18137018]

約数ペア:

[(1, 18137018), (2, 9068509), (23, 788566), (46, 394283), (47, 385894), (94, 192947), (1081, 16778), (2162, 8389)]