2019157924

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{7307}}^1$

素因数の和:7528

約数の個数: 48

約数和(自身を含む): 4125219840

約数和(自身を除く): 2106061916

約数列:

[1, 2, 4, 7, 14, 28, 71, 139, 142, 278, 284, 497, 556, 973, 994, 1946, 1988, 3892, 7307, 9869, 14614, 19738, 29228, 39476, 51149, 69083, 102298, 138166, 204596, 276332, 518797, 1015673, 1037594, 2031346, 2075188, 3631579, 4062692, 7109711, 7263158, 14219422, 14526316, 28438844, 72112783, 144225566, 288451132, 504789481, 1009578962, 2019157924]

約数ペア:

[(1, 2019157924), (2, 1009578962), (4, 504789481), (7, 288451132), (14, 144225566), (28, 72112783), (71, 28438844), (139, 14526316), (142, 14219422), (278, 7263158), (284, 7109711), (497, 4062692), (556, 3631579), (973, 2075188), (994, 2031346), (1946, 1037594), (1988, 1015673), (3892, 518797), (7307, 276332), (9869, 204596), (14614, 138166), (19738, 102298), (29228, 69083), (39476, 51149)]