19371987

素因数分解:

$3^3\times {\mathrm{433}}^1\times {\mathrm{1657}}^1$

素因数の和:2099

約数の個数: 16

約数和(自身を含む): 28782880

約数和(自身を除く): 9410893

約数列:

[1, 3, 9, 27, 433, 1299, 1657, 3897, 4971, 11691, 14913, 44739, 717481, 2152443, 6457329, 19371987]

約数ペア:

[(1, 19371987), (3, 6457329), (9, 2152443), (27, 717481), (433, 44739), (1299, 14913), (1657, 11691), (3897, 4971)]