18127798

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{9551}}^1$

素因数の和:9639

約数の個数: 16

約数和(自身を含む): 29687616

約数和(自身を除く): 11559818

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 9551, 19102, 124163, 248326, 697223, 1394446, 9063899, 18127798]

約数ペア:

[(1, 18127798), (2, 9063899), (13, 1394446), (26, 697223), (73, 248326), (146, 124163), (949, 19102), (1898, 9551)]