19118992

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{16369}}^1$

素因数の和:16450

約数の個数: 20

約数和(自身を含む): 37552780

約数和(自身を除く): 18433788

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 16369, 32738, 65476, 130952, 261904, 1194937, 2389874, 4779748, 9559496, 19118992]

約数ペア:

[(1, 19118992), (2, 9559496), (4, 4779748), (8, 2389874), (16, 1194937), (73, 261904), (146, 130952), (292, 65476), (584, 32738), (1168, 16369)]