20032072004

素因数分解:

$2^2\times 7^2\times {\mathrm{1321}}^1\times {\mathrm{77369}}^1$

素因数の和:78708

約数の個数: 36

約数和(自身を含む): 40810972860

約数和(自身を除く): 20778900856

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1321, 2642, 5284, 9247, 18494, 36988, 64729, 77369, 129458, 154738, 258916, 309476, 541583, 1083166, 2166332, 3791081, 7582162, 15164324, 102204449, 204408898, 408817796, 715431143, 1430862286, 2861724572, 5008018001, 10016036002, 20032072004]

約数ペア:

[(1, 20032072004), (2, 10016036002), (4, 5008018001), (7, 2861724572), (14, 1430862286), (28, 715431143), (49, 408817796), (98, 204408898), (196, 102204449), (1321, 15164324), (2642, 7582162), (5284, 3791081), (9247, 2166332), (18494, 1083166), (36988, 541583), (64729, 309476), (77369, 258916), (129458, 154738)]