18837506

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{8713}}^1$

素因数の和:8785

約数の個数: 16

約数和(自身を含む): 30115584

約数和(自身を除く): 11278078

約数列:

[1, 2, 23, 46, 47, 94, 1081, 2162, 8713, 17426, 200399, 400798, 409511, 819022, 9418753, 18837506]

約数ペア:

[(1, 18837506), (2, 9418753), (23, 819022), (46, 409511), (47, 400798), (94, 200399), (1081, 17426), (2162, 8713)]