25564784

素因数分解:

$2^4\times 7^1\times {\mathrm{228257}}^1$

素因数の和:228272

約数の個数: 20

約数和(自身を含む): 56607984

約数和(自身を除く): 31043200

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 228257, 456514, 913028, 1597799, 1826056, 3195598, 3652112, 6391196, 12782392, 25564784]

約数ペア:

[(1, 25564784), (2, 12782392), (4, 6391196), (7, 3652112), (8, 3195598), (14, 1826056), (16, 1597799), (28, 913028), (56, 456514), (112, 228257)]