20213790876

素因数分解:

$2^2\times 3^2\times {\mathrm{269}}^1\times {\mathrm{2087339}}^1$

素因数の和:2087618

約数の個数: 36

約数和(自身を含む): 51285943800

約数和(自身を除く): 31072152924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 269, 538, 807, 1076, 1614, 2421, 3228, 4842, 9684, 2087339, 4174678, 6262017, 8349356, 12524034, 18786051, 25048068, 37572102, 75144204, 561494191, 1122988382, 1684482573, 2245976764, 3368965146, 5053447719, 6737930292, 10106895438, 20213790876]

約数ペア:

[(1, 20213790876), (2, 10106895438), (3, 6737930292), (4, 5053447719), (6, 3368965146), (9, 2245976764), (12, 1684482573), (18, 1122988382), (36, 561494191), (269, 75144204), (538, 37572102), (807, 25048068), (1076, 18786051), (1614, 12524034), (2421, 8349356), (3228, 6262017), (4842, 4174678), (9684, 2087339)]