20542912

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{24691}}^1$

素因数の和:24716

約数の個数: 28

約数和(自身を含む): 43902376

約数和(自身を除く): 23359464

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 24691, 49382, 98764, 197528, 320983, 395056, 641966, 790112, 1283932, 1580224, 2567864, 5135728, 10271456, 20542912]

約数ペア:

[(1, 20542912), (2, 10271456), (4, 5135728), (8, 2567864), (13, 1580224), (16, 1283932), (26, 790112), (32, 641966), (52, 395056), (64, 320983), (104, 197528), (208, 98764), (416, 49382), (832, 24691)]