28631248

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{16417}}^1$

素因数の和:16534

約数の個数: 20

約数和(自身を含む): 55985380

約数和(自身を除く): 27354132

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 16417, 32834, 65668, 131336, 262672, 1789453, 3578906, 7157812, 14315624, 28631248]

約数ペア:

[(1, 28631248), (2, 14315624), (4, 7157812), (8, 3578906), (16, 1789453), (109, 262672), (218, 131336), (436, 65668), (872, 32834), (1744, 16417)]