15666418384

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{51534271}}^1$

素因数の和:51534298

約数の個数: 20

約数和(自身を含む): 31951248640

約数和(自身を除く): 16284830256

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 51534271, 103068542, 206137084, 412274168, 824548336, 979151149, 1958302298, 3916604596, 7833209192, 15666418384]

約数ペア:

[(1, 15666418384), (2, 7833209192), (4, 3916604596), (8, 1958302298), (16, 979151149), (19, 824548336), (38, 412274168), (76, 206137084), (152, 103068542), (304, 51534271)]