20207371521

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{613}}^1\times {\mathrm{797}}^1\times {\mathrm{811}}^1$

素因数の和:2241

約数の個数: 32

約数和(自身を含む): 28645723008

約数和(自身を除く): 8438351487

約数列:

[1, 3, 17, 51, 613, 797, 811, 1839, 2391, 2433, 10421, 13549, 13787, 31263, 40647, 41361, 488561, 497143, 646367, 1465683, 1491429, 1939101, 8305537, 8451431, 10988239, 24916611, 25354293, 32964717, 396222971, 1188668913, 6735790507, 20207371521]

約数ペア:

[(1, 20207371521), (3, 6735790507), (17, 1188668913), (51, 396222971), (613, 32964717), (797, 25354293), (811, 24916611), (1839, 10988239), (2391, 8451431), (2433, 8305537), (10421, 1939101), (13549, 1491429), (13787, 1465683), (31263, 646367), (40647, 497143), (41361, 488561)]