20364883

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{3623}}^1$

素因数の和:3714

約数の個数: 16

約数和(自身を含む): 25744896

約数和(自身を除く): 5380013

約数列:

[1, 7, 11, 73, 77, 511, 803, 3623, 5621, 25361, 39853, 264479, 278971, 1851353, 2909269, 20364883]

約数ペア:

[(1, 20364883), (7, 2909269), (11, 1851353), (73, 278971), (77, 264479), (511, 39853), (803, 25361), (3623, 5621)]