20392528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{98041}}^1$

素因数の和:98062

約数の個数: 20

約数和(自身を含む): 42550228

約数和(自身を除く): 22157700

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 98041, 196082, 392164, 784328, 1274533, 1568656, 2549066, 5098132, 10196264, 20392528]

約数ペア:

[(1, 20392528), (2, 10196264), (4, 5098132), (8, 2549066), (13, 1568656), (16, 1274533), (26, 784328), (52, 392164), (104, 196082), (208, 98041)]