20199553936

素因数分解:

$2^4\times {\mathrm{6521}}^1\times {\mathrm{193601}}^1$

素因数の和:200130

約数の個数: 20

約数和(自身を含む): 39142839564

約数和(自身を除く): 18943285628

約数列:

[1, 2, 4, 8, 16, 6521, 13042, 26084, 52168, 104336, 193601, 387202, 774404, 1548808, 3097616, 1262472121, 2524944242, 5049888484, 10099776968, 20199553936]

約数ペア:

[(1, 20199553936), (2, 10099776968), (4, 5049888484), (8, 2524944242), (16, 1262472121), (6521, 3097616), (13042, 1548808), (26084, 774404), (52168, 387202), (104336, 193601)]