18752708

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2297}}^1$

素因数の和:2471

約数の個数: 24

約数和(自身を含む): 35582232

約数和(自身を除く): 16829524

約数列:

[1, 2, 4, 13, 26, 52, 157, 314, 628, 2041, 2297, 4082, 4594, 8164, 9188, 29861, 59722, 119444, 360629, 721258, 1442516, 4688177, 9376354, 18752708]

約数ペア:

[(1, 18752708), (2, 9376354), (4, 4688177), (13, 1442516), (26, 721258), (52, 360629), (157, 119444), (314, 59722), (628, 29861), (2041, 9188), (2297, 8164), (4082, 4594)]