2005240112

素因数分解:

$2^4\times {\mathrm{509}}^1\times {\mathrm{246223}}^1$

素因数の和:246740

約数の個数: 20

約数和(自身を含む): 3892801440

約数和(自身を除く): 1887561328

約数列:

[1, 2, 4, 8, 16, 509, 1018, 2036, 4072, 8144, 246223, 492446, 984892, 1969784, 3939568, 125327507, 250655014, 501310028, 1002620056, 2005240112]

約数ペア:

[(1, 2005240112), (2, 1002620056), (4, 501310028), (8, 250655014), (16, 125327507), (509, 3939568), (1018, 1969784), (2036, 984892), (4072, 492446), (8144, 246223)]