20111072

素因数分解:

$2^5\times {\mathrm{157}}^1\times {\mathrm{4003}}^1$

素因数の和:4170

約数の個数: 24

約数和(自身を含む): 39855816

約数和(自身を除く): 19744744

約数列:

[1, 2, 4, 8, 16, 32, 157, 314, 628, 1256, 2512, 4003, 5024, 8006, 16012, 32024, 64048, 128096, 628471, 1256942, 2513884, 5027768, 10055536, 20111072]

約数ペア:

[(1, 20111072), (2, 10055536), (4, 5027768), (8, 2513884), (16, 1256942), (32, 628471), (157, 128096), (314, 64048), (628, 32024), (1256, 16012), (2512, 8006), (4003, 5024)]