20861302

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{135463}}^1$

素因数の和:135483

約数の個数: 16

約数和(自身を含む): 39013632

約数和(自身を除く): 18152330

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 135463, 270926, 948241, 1490093, 1896482, 2980186, 10430651, 20861302]

約数ペア:

[(1, 20861302), (2, 10430651), (7, 2980186), (11, 1896482), (14, 1490093), (22, 948241), (77, 270926), (154, 135463)]