20147807337

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{112121}}^1$

素因数の和:112373

約数の個数: 32

約数和(自身を含む): 31573555200

約数和(自身を除く): 11425747863

約数列:

[1, 3, 7, 21, 43, 129, 199, 301, 597, 903, 1393, 4179, 8557, 25671, 59899, 112121, 179697, 336363, 784847, 2354541, 4821203, 14463609, 22312079, 33748421, 66936237, 101245263, 156184553, 468553659, 959419397, 2878258191, 6715935779, 20147807337]

約数ペア:

[(1, 20147807337), (3, 6715935779), (7, 2878258191), (21, 959419397), (43, 468553659), (129, 156184553), (199, 101245263), (301, 66936237), (597, 33748421), (903, 22312079), (1393, 14463609), (4179, 4821203), (8557, 2354541), (25671, 784847), (59899, 336363), (112121, 179697)]