66631252

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{20389}}^1$

素因数の和:20455

約数の個数: 24

約数和(自身を含む): 125602400

約数和(自身を除く): 58971148

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 20389, 40778, 81556, 387391, 774782, 876727, 1549564, 1753454, 3506908, 16657813, 33315626, 66631252]

約数ペア:

[(1, 66631252), (2, 33315626), (4, 16657813), (19, 3506908), (38, 1753454), (43, 1549564), (76, 876727), (86, 774782), (172, 387391), (817, 81556), (1634, 40778), (3268, 20389)]