20536789

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1777}}^1$

素因数の和:1924

約数の個数: 16

約数和(自身を含む): 25489408

約数和(自身を除く): 4952619

約数列:

[1, 7, 13, 91, 127, 889, 1651, 1777, 11557, 12439, 23101, 161707, 225679, 1579753, 2933827, 20536789]

約数ペア:

[(1, 20536789), (7, 2933827), (13, 1579753), (91, 225679), (127, 161707), (889, 23101), (1651, 12439), (1777, 11557)]