12639136

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{5563}}^1$

素因数の和:5644

約数の個数: 24

約数和(自身を含む): 25238304

約数和(自身を除く): 12599168

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 5563, 11126, 22252, 44504, 89008, 178016, 394973, 789946, 1579892, 3159784, 6319568, 12639136]

約数ペア:

[(1, 12639136), (2, 6319568), (4, 3159784), (8, 1579892), (16, 789946), (32, 394973), (71, 178016), (142, 89008), (284, 44504), (568, 22252), (1136, 11126), (2272, 5563)]