20199427292

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{7109}}^1\times {\mathrm{64577}}^1$

素因数の和:71701

約数の個数: 24

約数和(自身を含む): 38568564720

約数和(自身を除く): 18369137428

約数列:

[1, 2, 4, 11, 22, 44, 7109, 14218, 28436, 64577, 78199, 129154, 156398, 258308, 312796, 710347, 1420694, 2841388, 459077893, 918155786, 1836311572, 5049856823, 10099713646, 20199427292]

約数ペア:

[(1, 20199427292), (2, 10099713646), (4, 5049856823), (11, 1836311572), (22, 918155786), (44, 459077893), (7109, 2841388), (14218, 1420694), (28436, 710347), (64577, 312796), (78199, 258308), (129154, 156398)]