28690544

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{16451}}^1$

素因数の和:16568

約数の個数: 20

約数和(自身を含む): 56101320

約数和(自身を除く): 27410776

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 16451, 32902, 65804, 131608, 263216, 1793159, 3586318, 7172636, 14345272, 28690544]

約数ペア:

[(1, 28690544), (2, 14345272), (4, 7172636), (8, 3586318), (16, 1793159), (109, 263216), (218, 131608), (436, 65804), (872, 32902), (1744, 16451)]