20996475274

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{89567}}^1$

素因数の和:89818

約数の個数: 32

約数和(自身を含む): 34394112000

約数和(自身を除く): 13397636726

約数列:

[1, 2, 19, 31, 38, 62, 199, 398, 589, 1178, 3781, 6169, 7562, 12338, 89567, 117211, 179134, 234422, 1701773, 2776577, 3403546, 5553154, 17823833, 35647666, 52754963, 105509926, 338652827, 552538823, 677305654, 1105077646, 10498237637, 20996475274]

約数ペア:

[(1, 20996475274), (2, 10498237637), (19, 1105077646), (31, 677305654), (38, 552538823), (62, 338652827), (199, 105509926), (398, 52754963), (589, 35647666), (1178, 17823833), (3781, 5553154), (6169, 3403546), (7562, 2776577), (12338, 1701773), (89567, 234422), (117211, 179134)]