18538192

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{39953}}^1$

素因数の和:39990

約数の個数: 20

約数和(自身を含む): 37157220

約数和(自身を除く): 18619028

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 39953, 79906, 159812, 319624, 639248, 1158637, 2317274, 4634548, 9269096, 18538192]

約数ペア:

[(1, 18538192), (2, 9269096), (4, 4634548), (8, 2317274), (16, 1158637), (29, 639248), (58, 319624), (116, 159812), (232, 79906), (464, 39953)]