20201498973

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{1607}}^1\times {\mathrm{82163}}^1$

素因数の和:83793

約数の個数: 24

約数和(自身を含む): 30916012608

約数和(自身を除く): 10714513635

約数列:

[1, 3, 9, 17, 51, 153, 1607, 4821, 14463, 27319, 81957, 82163, 245871, 246489, 739467, 1396771, 4190313, 12570939, 132035941, 396107823, 1188323469, 2244610997, 6733832991, 20201498973]

約数ペア:

[(1, 20201498973), (3, 6733832991), (9, 2244610997), (17, 1188323469), (51, 396107823), (153, 132035941), (1607, 12570939), (4821, 4190313), (14463, 1396771), (27319, 739467), (81957, 246489), (82163, 245871)]