20177334128

素因数分解:

$2^4\times 7^1\times {\mathrm{180154769}}^1$

素因数の和:180154784

約数の個数: 20

約数和(自身を含む): 44678382960

約数和(自身を除く): 24501048832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 180154769, 360309538, 720619076, 1261083383, 1441238152, 2522166766, 2882476304, 5044333532, 10088667064, 20177334128]

約数ペア:

[(1, 20177334128), (2, 10088667064), (4, 5044333532), (7, 2882476304), (8, 2522166766), (14, 1441238152), (16, 1261083383), (28, 720619076), (56, 360309538), (112, 180154769)]