20566252

素因数分解:

$2^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{3691}}^1$

素因数の和:3901

約数の個数: 24

約数和(自身を含む): 41350400

約数和(自身を除く): 20784148

約数列:

[1, 2, 4, 7, 14, 28, 199, 398, 796, 1393, 2786, 3691, 5572, 7382, 14764, 25837, 51674, 103348, 734509, 1469018, 2938036, 5141563, 10283126, 20566252]

約数ペア:

[(1, 20566252), (2, 10283126), (4, 5141563), (7, 2938036), (14, 1469018), (28, 734509), (199, 103348), (398, 51674), (796, 25837), (1393, 14764), (2786, 7382), (3691, 5572)]