20177072919

素因数分解:

$3^3\times {\mathrm{421}}^1\times {\mathrm{1091}}^1\times {\mathrm{1627}}^1$

素因数の和:3148

約数の個数: 32

約数和(自身を含む): 30008858880

約数和(自身を除く): 9831785961

約数列:

[1, 3, 9, 27, 421, 1091, 1263, 1627, 3273, 3789, 4881, 9819, 11367, 14643, 29457, 43929, 459311, 684967, 1377933, 1775057, 2054901, 4133799, 5325171, 6164703, 12401397, 15975513, 18494109, 47926539, 747298997, 2241896991, 6725690973, 20177072919]

約数ペア:

[(1, 20177072919), (3, 6725690973), (9, 2241896991), (27, 747298997), (421, 47926539), (1091, 18494109), (1263, 15975513), (1627, 12401397), (3273, 6164703), (3789, 5325171), (4881, 4133799), (9819, 2054901), (11367, 1775057), (14643, 1377933), (29457, 684967), (43929, 459311)]