165135856

素因数分解:

$2^4\times {\mathrm{487}}^1\times {\mathrm{21193}}^1$

素因数の和:21688

約数の個数: 20

約数和(自身を含む): 320622832

約数和(自身を除く): 155486976

約数列:

[1, 2, 4, 8, 16, 487, 974, 1948, 3896, 7792, 21193, 42386, 84772, 169544, 339088, 10320991, 20641982, 41283964, 82567928, 165135856]

約数ペア:

[(1, 165135856), (2, 82567928), (4, 41283964), (8, 20641982), (16, 10320991), (487, 339088), (974, 169544), (1948, 84772), (3896, 42386), (7792, 21193)]