19530639

素因数分解:

$3^6\times {\mathrm{73}}^1\times {\mathrm{367}}^1$

素因数の和:458

約数の個数: 28

約数和(自身を含む): 29764576

約数和(自身を除く): 10233937

約数列:

[1, 3, 9, 27, 73, 81, 219, 243, 367, 657, 729, 1101, 1971, 3303, 5913, 9909, 17739, 26791, 29727, 53217, 80373, 89181, 241119, 267543, 723357, 2170071, 6510213, 19530639]

約数ペア:

[(1, 19530639), (3, 6510213), (9, 2170071), (27, 723357), (73, 267543), (81, 241119), (219, 89181), (243, 80373), (367, 53217), (657, 29727), (729, 26791), (1101, 17739), (1971, 9909), (3303, 5913)]