20160938367

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{277}}^1\times {\mathrm{617}}^1$

素因数の和:1177

約数の個数: 64

約数和(自身を含む): 31914311040

約数和(自身を除く): 11753372673

約数列:

[1, 3, 9, 17, 27, 51, 153, 257, 277, 459, 617, 771, 831, 1851, 2313, 2493, 4369, 4709, 5553, 6939, 7479, 10489, 13107, 14127, 16659, 31467, 39321, 42381, 71189, 94401, 117963, 127143, 158569, 170909, 213567, 283203, 475707, 512727, 640701, 1210213, 1427121, 1538181, 1922103, 2695673, 2905453, 3630639, 4281363, 4614543, 8087019, 8716359, 10891917, 24261057, 26149077, 32675751, 43923613, 72783171, 78447231, 131770839, 395312517, 746701421, 1185937551, 2240104263, 6720312789, 20160938367]

約数ペア:

[(1, 20160938367), (3, 6720312789), (9, 2240104263), (17, 1185937551), (27, 746701421), (51, 395312517), (153, 131770839), (257, 78447231), (277, 72783171), (459, 43923613), (617, 32675751), (771, 26149077), (831, 24261057), (1851, 10891917), (2313, 8716359), (2493, 8087019), (4369, 4614543), (4709, 4281363), (5553, 3630639), (6939, 2905453), (7479, 2695673), (10489, 1922103), (13107, 1538181), (14127, 1427121), (16659, 1210213), (31467, 640701), (39321, 512727), (42381, 475707), (71189, 283203), (94401, 213567), (117963, 170909), (127143, 158569)]