20172088976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{96981197}}^1$

素因数の和:96981218

約数の個数: 20

約数和(自身を含む): 42089839932

約数和(自身を除く): 21917750956

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 96981197, 193962394, 387924788, 775849576, 1260755561, 1551699152, 2521511122, 5043022244, 10086044488, 20172088976]

約数ペア:

[(1, 20172088976), (2, 10086044488), (4, 5043022244), (8, 2521511122), (13, 1551699152), (16, 1260755561), (26, 775849576), (52, 387924788), (104, 193962394), (208, 96981197)]