18542902

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{21713}}^1$

素因数の和:21783

約数の個数: 16

約数和(自身を含む): 32310432

約数和(自身を除く): 13767530

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 21713, 43426, 151991, 303982, 1324493, 2648986, 9271451, 18542902]

約数ペア:

[(1, 18542902), (2, 9271451), (7, 2648986), (14, 1324493), (61, 303982), (122, 151991), (427, 43426), (854, 21713)]