20219188888

素因数分解:

$2^3\times {\mathrm{5179}}^1\times {\mathrm{488009}}^1$

素因数の和:493194

約数の個数: 16

約数和(自身を含む): 37918377000

約数和(自身を除く): 17699188112

約数列:

[1, 2, 4, 8, 5179, 10358, 20716, 41432, 488009, 976018, 1952036, 3904072, 2527398611, 5054797222, 10109594444, 20219188888]

約数ペア:

[(1, 20219188888), (2, 10109594444), (4, 5054797222), (8, 2527398611), (5179, 3904072), (10358, 1952036), (20716, 976018), (41432, 488009)]