205124048

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{117617}}^1$

素因数の和:117734

約数の個数: 20

約数和(自身を含む): 401077380

約数和(自身を除く): 195953332

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 117617, 235234, 470468, 940936, 1881872, 12820253, 25640506, 51281012, 102562024, 205124048]

約数ペア:

[(1, 205124048), (2, 102562024), (4, 51281012), (8, 25640506), (16, 12820253), (109, 1881872), (218, 940936), (436, 470468), (872, 235234), (1744, 117617)]