128514352

素因数分解:

$2^4\times {\mathrm{379}}^1\times {\mathrm{21193}}^1$

素因数の和:21580

約数の個数: 20

約数和(自身を含む): 249665320

約数和(自身を除く): 121150968

約数列:

[1, 2, 4, 8, 16, 379, 758, 1516, 3032, 6064, 21193, 42386, 84772, 169544, 339088, 8032147, 16064294, 32128588, 64257176, 128514352]

約数ペア:

[(1, 128514352), (2, 64257176), (4, 32128588), (8, 16064294), (16, 8032147), (379, 339088), (758, 169544), (1516, 84772), (3032, 42386), (6064, 21193)]