20925038128

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{317}}^1\times {\mathrm{38557}}^1$

素因数の和:38989

約数の個数: 40

約数和(自身を含む): 41051314512

約数和(自身を除く): 20126276384

約数列:

[1, 2, 4, 8, 16, 107, 214, 317, 428, 634, 856, 1268, 1712, 2536, 5072, 33919, 38557, 67838, 77114, 135676, 154228, 271352, 308456, 542704, 616912, 4125599, 8251198, 12222569, 16502396, 24445138, 33004792, 48890276, 66009584, 97780552, 195561104, 1307814883, 2615629766, 5231259532, 10462519064, 20925038128]

約数ペア:

[(1, 20925038128), (2, 10462519064), (4, 5231259532), (8, 2615629766), (16, 1307814883), (107, 195561104), (214, 97780552), (317, 66009584), (428, 48890276), (634, 33004792), (856, 24445138), (1268, 16502396), (1712, 12222569), (2536, 8251198), (5072, 4125599), (33919, 616912), (38557, 542704), (67838, 308456), (77114, 271352), (135676, 154228)]