20128059

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{479}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 35942400

約数和(自身を除く): 15814341

約数列:

[1, 3, 7, 9, 21, 23, 29, 63, 69, 87, 161, 203, 207, 261, 479, 483, 609, 667, 1437, 1449, 1827, 2001, 3353, 4311, 4669, 6003, 10059, 11017, 13891, 14007, 30177, 33051, 41673, 42021, 77119, 97237, 99153, 125019, 231357, 291711, 319493, 694071, 875133, 958479, 2236451, 2875437, 6709353, 20128059]

約数ペア:

[(1, 20128059), (3, 6709353), (7, 2875437), (9, 2236451), (21, 958479), (23, 875133), (29, 694071), (63, 319493), (69, 291711), (87, 231357), (161, 125019), (203, 99153), (207, 97237), (261, 77119), (479, 42021), (483, 41673), (609, 33051), (667, 30177), (1437, 14007), (1449, 13891), (1827, 11017), (2001, 10059), (3353, 6003), (4311, 4669)]