20573608

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{5437}}^1$

素因数の和:5497

約数の個数: 32

約数和(自身を含む): 43068960

約数和(自身を除く): 22495352

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 5437, 10874, 21748, 43496, 59807, 119614, 233791, 239228, 467582, 478456, 935164, 1870328, 2571701, 5143402, 10286804, 20573608]

約数ペア:

[(1, 20573608), (2, 10286804), (4, 5143402), (8, 2571701), (11, 1870328), (22, 935164), (43, 478456), (44, 467582), (86, 239228), (88, 233791), (172, 119614), (344, 59807), (473, 43496), (946, 21748), (1892, 10874), (3784, 5437)]