18966927

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{367}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 30523392

約数和(自身を除く): 11556465

約数列:

[1, 3, 7, 21, 23, 69, 107, 161, 321, 367, 483, 749, 1101, 2247, 2461, 2569, 7383, 7707, 8441, 17227, 25323, 39269, 51681, 59087, 117807, 177261, 274883, 824649, 903187, 2709561, 6322309, 18966927]

約数ペア:

[(1, 18966927), (3, 6322309), (7, 2709561), (21, 903187), (23, 824649), (69, 274883), (107, 177261), (161, 117807), (321, 59087), (367, 51681), (483, 39269), (749, 25323), (1101, 17227), (2247, 8441), (2461, 7707), (2569, 7383)]