19819377

素因数分解:

$3^3\times {\mathrm{443}}^1\times {\mathrm{1657}}^1$

素因数の和:2109

約数の個数: 16

約数和(自身を含む): 29446080

約数和(自身を除く): 9626703

約数列:

[1, 3, 9, 27, 443, 1329, 1657, 3987, 4971, 11961, 14913, 44739, 734051, 2202153, 6606459, 19819377]

約数ペア:

[(1, 19819377), (3, 6606459), (9, 2202153), (27, 734051), (443, 44739), (1329, 14913), (1657, 11961), (3987, 4971)]