20807766008

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{764317}}^1$

素因数の和:764447

約数の個数: 32

約数和(自身を含む): 40447708560

約数和(自身を除く): 19639942552

約数列:

[1, 2, 4, 8, 41, 82, 83, 164, 166, 328, 332, 664, 3403, 6806, 13612, 27224, 764317, 1528634, 3057268, 6114536, 31336997, 62673994, 63438311, 125347988, 126876622, 250695976, 253753244, 507506488, 2600970751, 5201941502, 10403883004, 20807766008]

約数ペア:

[(1, 20807766008), (2, 10403883004), (4, 5201941502), (8, 2600970751), (41, 507506488), (82, 253753244), (83, 250695976), (164, 126876622), (166, 125347988), (328, 63438311), (332, 62673994), (664, 31336997), (3403, 6114536), (6806, 3057268), (13612, 1528634), (27224, 764317)]