18508994

素因数分解:

$2^1\times 7^1\times {\mathrm{739}}^1\times {\mathrm{1789}}^1$

素因数の和:2537

約数の個数: 16

約数和(自身を含む): 31790400

約数和(自身を除く): 13281406

約数列:

[1, 2, 7, 14, 739, 1478, 1789, 3578, 5173, 10346, 12523, 25046, 1322071, 2644142, 9254497, 18508994]

約数ペア:

[(1, 18508994), (2, 9254497), (7, 2644142), (14, 1322071), (739, 25046), (1478, 12523), (1789, 10346), (3578, 5173)]