19222491470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{681407}}^1$

素因数の和:681465

約数の個数: 64

約数和(自身を含む): 43958992896

約数和(自身を除く): 24736501426

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 403, 434, 455, 806, 910, 1085, 2015, 2170, 2821, 4030, 5642, 14105, 28210, 681407, 1362814, 3407035, 4769849, 6814070, 8858291, 9539698, 17716582, 21123617, 23849245, 42247234, 44291455, 47698490, 62008037, 88582910, 105618085, 124016074, 147865319, 211236170, 274607021, 295730638, 310040185, 549214042, 620080370, 739326595, 1373035105, 1478653190, 1922249147, 2746070210, 3844498294, 9611245735, 19222491470]

約数ペア:

[(1, 19222491470), (2, 9611245735), (5, 3844498294), (7, 2746070210), (10, 1922249147), (13, 1478653190), (14, 1373035105), (26, 739326595), (31, 620080370), (35, 549214042), (62, 310040185), (65, 295730638), (70, 274607021), (91, 211236170), (130, 147865319), (155, 124016074), (182, 105618085), (217, 88582910), (310, 62008037), (403, 47698490), (434, 44291455), (455, 42247234), (806, 23849245), (910, 21123617), (1085, 17716582), (2015, 9539698), (2170, 8858291), (2821, 6814070), (4030, 4769849), (5642, 3407035), (14105, 1362814), (28210, 681407)]