25380496

素因数分解:

$2^4\times {\mathrm{643}}^1\times {\mathrm{2467}}^1$

素因数の和:3118

約数の個数: 20

約数和(自身を含む): 49271152

約数和(自身を除く): 23890656

約数列:

[1, 2, 4, 8, 16, 643, 1286, 2467, 2572, 4934, 5144, 9868, 10288, 19736, 39472, 1586281, 3172562, 6345124, 12690248, 25380496]

約数ペア:

[(1, 25380496), (2, 12690248), (4, 6345124), (8, 3172562), (16, 1586281), (643, 39472), (1286, 19736), (2467, 10288), (2572, 9868), (4934, 5144)]