208164016

素因数分解:

$2^4\times {\mathrm{1861}}^1\times {\mathrm{6991}}^1$

素因数の和:8860

約数の個数: 20

約数和(自身を含む): 403592224

約数和(自身を除く): 195428208

約数列:

[1, 2, 4, 8, 16, 1861, 3722, 6991, 7444, 13982, 14888, 27964, 29776, 55928, 111856, 13010251, 26020502, 52041004, 104082008, 208164016]

約数ペア:

[(1, 208164016), (2, 104082008), (4, 52041004), (8, 26020502), (16, 13010251), (1861, 111856), (3722, 55928), (6991, 29776), (7444, 27964), (13982, 14888)]