20416

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{29}}^1$

素因数の和:52

約数の個数: 28

約数和(自身を含む): 45720

約数和(自身を除く): 25304

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 32, 44, 58, 64, 88, 116, 176, 232, 319, 352, 464, 638, 704, 928, 1276, 1856, 2552, 5104, 10208, 20416]

約数ペア:

[(1, 20416), (2, 10208), (4, 5104), (8, 2552), (11, 1856), (16, 1276), (22, 928), (29, 704), (32, 638), (44, 464), (58, 352), (64, 319), (88, 232), (116, 176)]