20177729

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{947}}^1$

素因数の和:1120

約数の個数: 16

約数和(自身を含む): 23889600

約数和(自身を除く): 3711871

約数列:

[1, 11, 13, 143, 149, 947, 1639, 1937, 10417, 12311, 21307, 135421, 141103, 1552133, 1834339, 20177729]

約数ペア:

[(1, 20177729), (11, 1834339), (13, 1552133), (143, 141103), (149, 135421), (947, 21307), (1639, 12311), (1937, 10417)]