19483281

素因数分解:

$3^3\times {\mathrm{457}}^1\times {\mathrm{1579}}^1$

素因数の和:2045

約数の個数: 16

約数和(自身を含む): 28945600

約数和(自身を除く): 9462319

約数列:

[1, 3, 9, 27, 457, 1371, 1579, 4113, 4737, 12339, 14211, 42633, 721603, 2164809, 6494427, 19483281]

約数ペア:

[(1, 19483281), (3, 6494427), (9, 2164809), (27, 721603), (457, 42633), (1371, 14211), (1579, 12339), (4113, 4737)]