18717774

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{164191}}^1$

素因数の和:164215

約数の個数: 16

約数和(自身を含む): 39406080

約数和(自身を除く): 20688306

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 164191, 328382, 492573, 985146, 3119629, 6239258, 9358887, 18717774]

約数ペア:

[(1, 18717774), (2, 9358887), (3, 6239258), (6, 3119629), (19, 985146), (38, 492573), (57, 328382), (114, 164191)]