12811090

素因数分解:

$2^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{4093}}^1$

素因数の和:4413

約数の個数: 16

約数和(自身を含む): 23139288

約数和(自身を除く): 10328198

約数列:

[1, 2, 5, 10, 313, 626, 1565, 3130, 4093, 8186, 20465, 40930, 1281109, 2562218, 6405545, 12811090]

約数ペア:

[(1, 12811090), (2, 6405545), (5, 2562218), (10, 1281109), (313, 40930), (626, 20465), (1565, 8186), (3130, 4093)]