20883656

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{36767}}^1$

素因数の和:36844

約数の個数: 16

約数和(自身を含む): 39709440

約数和(自身を除く): 18825784

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 36767, 73534, 147068, 294136, 2610457, 5220914, 10441828, 20883656]

約数ペア:

[(1, 20883656), (2, 10441828), (4, 5220914), (8, 2610457), (71, 294136), (142, 147068), (284, 73534), (568, 36767)]