19888264

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{1171}}^1$

素因数の和:1381

約数の個数: 32

約数和(自身を含む): 40926240

約数和(自身を除く): 21037976

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 193, 386, 772, 1171, 1544, 2123, 2342, 4246, 4684, 8492, 9368, 12881, 16984, 25762, 51524, 103048, 226003, 452006, 904012, 1808024, 2486033, 4972066, 9944132, 19888264]

約数ペア:

[(1, 19888264), (2, 9944132), (4, 4972066), (8, 2486033), (11, 1808024), (22, 904012), (44, 452006), (88, 226003), (193, 103048), (386, 51524), (772, 25762), (1171, 16984), (1544, 12881), (2123, 9368), (2342, 8492), (4246, 4684)]