20199972376

素因数分解:

$2^3\times {\mathrm{277}}^1\times {\mathrm{9115511}}^1$

素因数の和:9115794

約数の個数: 16

約数和(自身を含む): 38011685040

約数和(自身を除く): 17811712664

約数列:

[1, 2, 4, 8, 277, 554, 1108, 2216, 9115511, 18231022, 36462044, 72924088, 2524996547, 5049993094, 10099986188, 20199972376]

約数ペア:

[(1, 20199972376), (2, 10099986188), (4, 5049993094), (8, 2524996547), (277, 72924088), (554, 36462044), (1108, 18231022), (2216, 9115511)]