20199428330

素因数分解:

$2^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{743}}^1\times {\mathrm{10337}}^1$

素因数の和:11350

約数の個数: 32

約数和(自身を含む): 36549874944

約数和(自身を除く): 16350446614

約数列:

[1, 2, 5, 10, 263, 526, 743, 1315, 1486, 2630, 3715, 7430, 10337, 20674, 51685, 103370, 195409, 390818, 977045, 1954090, 2718631, 5437262, 7680391, 13593155, 15360782, 27186310, 38401955, 76803910, 2019942833, 4039885666, 10099714165, 20199428330]

約数ペア:

[(1, 20199428330), (2, 10099714165), (5, 4039885666), (10, 2019942833), (263, 76803910), (526, 38401955), (743, 27186310), (1315, 15360782), (1486, 13593155), (2630, 7680391), (3715, 5437262), (7430, 2718631), (10337, 1954090), (20674, 977045), (51685, 390818), (103370, 195409)]