16257956

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:732

約数の個数: 48

約数和(自身を含む): 34254528

約数和(自身を除く): 17996572

約数列:

[1, 2, 4, 11, 13, 22, 26, 43, 44, 52, 86, 143, 172, 286, 473, 559, 572, 661, 946, 1118, 1322, 1892, 2236, 2644, 6149, 7271, 8593, 12298, 14542, 17186, 24596, 28423, 29084, 34372, 56846, 94523, 113692, 189046, 312653, 369499, 378092, 625306, 738998, 1250612, 1477996, 4064489, 8128978, 16257956]

約数ペア:

[(1, 16257956), (2, 8128978), (4, 4064489), (11, 1477996), (13, 1250612), (22, 738998), (26, 625306), (43, 378092), (44, 369499), (52, 312653), (86, 189046), (143, 113692), (172, 94523), (286, 56846), (473, 34372), (559, 29084), (572, 28423), (661, 24596), (946, 17186), (1118, 14542), (1322, 12298), (1892, 8593), (2236, 7271), (2644, 6149)]