20131720569

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{23509}}^1$

素因数の和:23754

約数の個数: 48

約数和(自身を含む): 32017798800

約数和(自身を除く): 11886078231

約数列:

[1, 3, 9, 17, 29, 51, 87, 153, 193, 261, 493, 579, 1479, 1737, 3281, 4437, 5597, 9843, 16791, 23509, 29529, 50373, 70527, 95149, 211581, 285447, 399653, 681761, 856341, 1198959, 2045283, 3596877, 4537237, 6135849, 11589937, 13611711, 34769811, 40835133, 77133029, 104309433, 131579873, 231399087, 394739619, 694197261, 1184218857, 2236857841, 6710573523, 20131720569]

約数ペア:

[(1, 20131720569), (3, 6710573523), (9, 2236857841), (17, 1184218857), (29, 694197261), (51, 394739619), (87, 231399087), (153, 131579873), (193, 104309433), (261, 77133029), (493, 40835133), (579, 34769811), (1479, 13611711), (1737, 11589937), (3281, 6135849), (4437, 4537237), (5597, 3596877), (9843, 2045283), (16791, 1198959), (23509, 856341), (29529, 681761), (50373, 399653), (70527, 285447), (95149, 211581)]