1989086

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3931}}^1$

素因数の和:3967

約数の個数: 16

約数和(自身を含む): 3397248

約数和(自身を除く): 1408162

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 3931, 7862, 43241, 86482, 90413, 180826, 994543, 1989086]

約数ペア:

[(1, 1989086), (2, 994543), (11, 180826), (22, 90413), (23, 86482), (46, 43241), (253, 7862), (506, 3931)]