20995782

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4787}}^1$

素因数の和:4852

約数の個数: 32

約数和(自身を含む): 45505152

約数和(自身を除く): 24509370

約数列:

[1, 2, 3, 6, 17, 34, 43, 51, 86, 102, 129, 258, 731, 1462, 2193, 4386, 4787, 9574, 14361, 28722, 81379, 162758, 205841, 244137, 411682, 488274, 617523, 1235046, 3499297, 6998594, 10497891, 20995782]

約数ペア:

[(1, 20995782), (2, 10497891), (3, 6998594), (6, 3499297), (17, 1235046), (34, 617523), (43, 488274), (51, 411682), (86, 244137), (102, 205841), (129, 162758), (258, 81379), (731, 28722), (1462, 14361), (2193, 9574), (4386, 4787)]