25689712

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{69809}}^1$

素因数の和:69840

約数の個数: 20

約数和(自身を含む): 51938640

約数和(自身を除く): 26248928

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 69809, 139618, 279236, 558472, 1116944, 1605607, 3211214, 6422428, 12844856, 25689712]

約数ペア:

[(1, 25689712), (2, 12844856), (4, 6422428), (8, 3211214), (16, 1605607), (23, 1116944), (46, 558472), (92, 279236), (184, 139618), (368, 69809)]