20149232

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{17737}}^1$

素因数の和:17816

約数の個数: 20

約数和(自身を含む): 39591216

約数和(自身を除く): 19441984

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 17737, 35474, 70948, 141896, 283792, 1259327, 2518654, 5037308, 10074616, 20149232]

約数ペア:

[(1, 20149232), (2, 10074616), (4, 5037308), (8, 2518654), (16, 1259327), (71, 283792), (142, 141896), (284, 70948), (568, 35474), (1136, 17737)]