20695216

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{56237}}^1$

素因数の和:56268

約数の個数: 20

約数和(自身を含む): 41841072

約数和(自身を除く): 21145856

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 56237, 112474, 224948, 449896, 899792, 1293451, 2586902, 5173804, 10347608, 20695216]

約数ペア:

[(1, 20695216), (2, 10347608), (4, 5173804), (8, 2586902), (16, 1293451), (23, 899792), (46, 449896), (92, 224948), (184, 112474), (368, 56237)]