200740016

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{660329}}^1$

素因数の和:660356

約数の個数: 20

約数和(自身を含む): 409404600

約数和(自身を除く): 208664584

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 660329, 1320658, 2641316, 5282632, 10565264, 12546251, 25092502, 50185004, 100370008, 200740016]

約数ペア:

[(1, 200740016), (2, 100370008), (4, 50185004), (8, 25092502), (16, 12546251), (19, 10565264), (38, 5282632), (76, 2641316), (152, 1320658), (304, 660329)]